EV12x120SSHH-T
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Gravity Vent with 12x120 inch throat and 22x132 inch hood size. Uses 18.5" W x 126.5" L curb. 12200 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV12x12SSHH-T
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Gravity Vent with 12x12 inch throat and 18x18 inch hood size. Uses 18.5" W x 18.5" L curb. 1500 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV12x24SSHH-T
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Gravity Vent with 12x24 inch throat and 20x32 inch hood size. Uses 18.5" W x 30.5" L curb. 2933 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV12x54SSHH-T
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Gravity Vent with 12x54 inch throat and 22x64 inch hood size. Uses 18.5" W x 60.5" L curb. 6333 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV14x120SSHH-T
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Gravity Vent with 14x120 inch throat and 26x132 inch hood size. Uses 20.5" W x 126.5" L curb. 14600 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV14x14SSHH-T
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Gravity Vent with 14x14 inch throat and 20x20 inch hood size. Uses 20.5" W x 20.5" L curb. 1700 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV14x30SSHH-T
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Gravity Vent with 14x30 inch throat and 23x39 inch hood size. Uses 20.5" W x 36.5" L curb. 3975 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV14x72SSHH-T
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Gravity Vent with 14x72 inch throat and 24x84 inch hood size. Uses 20.5" W x 78.5" L curb. 8400 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV16x120SSHH-T
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Gravity Vent with 16x120 inch throat and 29x133 inch hood size. Uses 22.5" W x 126.5" L curb. 16141 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV16x16SSHH-T
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Gravity Vent with 16x16 inch throat and 23x23 inch hood size. Uses 22.5" W x 22.5" L curb. 2275 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV16x36SSHH-T
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Gravity Vent with 16x36 inch throat and 26x46 inch hood size. Uses 22.5" W x 42.5" L curb. 5166 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV16x84SSHH-T
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Gravity Vent with 16x84 inch throat and 28x96 inch hood size. Uses 22.5" W x 90.5" L curb. 11200 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV18x120SSHH-T
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Gravity Vent with 18x120 inch throat and 33x135 inch hood size. Uses 24.5" W x 126.5" L curb. 19125 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV18x18SSHH-T
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Gravity Vent with 18x18 inch throat and 26x26 inch hood size. Uses 24.5" W x 24.5" L curb. 2933 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV18x42SSHH-T
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Gravity Vent with 18x42 inch throat and 29x53 inch hood size. Uses 24.5" W x 48.5" L curb. 6508 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV18x96SSHH-T
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Gravity Vent with 18x96 inch throat and 32x110 inch hood size. Uses 24.5" W x 102.5" L curb. 14933 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV20x120SSHH-T
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Gravity Vent with 20x120 inch throat and 36x136 inch hood size. Uses 26.5" W x 126.5" L curb. 20800 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV20x20SSHH-T
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Gravity Vent with 20x20 inch throat and 29x29 inch hood size. Uses 26.5" W x 26.5" L curb. 3675 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV20x48SSHH-T
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Gravity Vent with 20x48 inch throat and 35x61 inch hood size. Uses 26.5" W x 54.5" L curb. 8775 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV20x72SSHH-T
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Gravity Vent with 20x72 inch throat and 34x86 inch hood size. Uses 26.5" W x 78.5" L curb. 12366 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV22x120SSHH-T
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Gravity Vent with 22x120 inch throat and 39x137 inch hood size. Uses 28.5" W x 126.5" L curb. 22525 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV22x22SSHH-T
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Gravity Vent with 22x22 inch throat and 32x32 inch hood size. Uses 28.5" W x 28.5" L curb. 4500 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV22x48SSHH-T
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Gravity Vent with 22x48 inch throat and 35x61 inch hood size. Uses 28.5" W x 54.5" L curb. 8991 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV22x80SSHH-T
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Gravity Vent with 22x80 inch throat and 38x96 inch hood size. Uses 28.5" W x 86.5" L curb. 15733 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV24x120SSHH-T
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Gravity Vent with 24x120 inch throat and 42x138 inch hood size. Uses 30.5" W x 128" L curb. 24300 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV24x24SSHH-T
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Gravity Vent with 24x24 inch throat and 34x34 inch hood size. Uses 30.5" W x 30.5" L curb. 4833 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV24x54SSHH-T
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Gravity Vent with 24x54 inch throat and 39x69 inch hood size. Uses 30.5" W x 60.5" L curb. 11625 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV24x84SSHH-T
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Gravity Vent with 24x84 inch throat and 40x100 inch hood size. Uses 30.5" W x 90.5" L curb. 16533 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV28x120SSHH-T
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Gravity Vent with 28x120 inch throat and 48x140 inch hood size. Uses 34.5" W x 126.5" L curb. 28000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV28x28SSHH-T
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Gravity Vent with 28x28 inch throat and 40x40 inch hood size. Uses 34.5" W x 34.5" L curb. 6800 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV28x54SSHH-T
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Gravity Vent with 28x54 inch throat and 45x70 inch hood size. Uses 34.5" W x 60.5" L curb. 13650 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV28x84SSHH-T
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Gravity Vent with 28x84 inch throat and 46x102 inch hood size. Uses 34.5" W x 90.5" L curb. 19500 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV30x120SSHH-T
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Gravity Vent with 30x120 inch throat and 52x142 inch hood size. Uses 36.5" W x 126.5" L curb. 31533 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV30x30SSHH-T
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Gravity Vent with 30x30 inch throat and 43x43 inch hood size. Uses 36.5" W x 36.5" L curb. 7908 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV30x54SSHH-T
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Gravity Vent with 30x54 inch throat and 47x71 inch hood size. Uses 36.5" W x 60.5" L curb. 14308 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV30x84SSHH-T
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Gravity Vent with 30x84 inch throat and 50x104 inch hood size. Uses 36.5" W x 90.5" L curb. 22333 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV36x120SHSSHH-T
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Gravity Vent with 36x120 inch throat and 60x144 inch hood size. Uses 42.5" W x 126.5" L curb. 36000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood and Sloped Hood - Lead Time 7 Weeks.
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EV36x36SSHH-T
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Gravity Vent with 36x36 inch throat and 52x52 inch hood size. Uses 42.5" W x 42.5" L curb. 11733 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV36x54SSHH-T
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Gravity Vent with 36x54 inch throat and 55x73 inch hood size. Uses 42.5" W x 60.5" L curb. 17258 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV36x84SSHH-T
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Gravity Vent with 36x84 inch throat and 58x106 inch hood size. Uses 42.5" W x 90.5" L curb. 26033 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV40x120SHSSHH-T
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Gravity Vent with 40x120 inch throat and 66x146 inch hood size. Uses 46.5" W x 126.5" L curb. 40300 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood and Sloped Hood - Lead Time 7 Weeks.
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EV40x42SSHH-T
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Gravity Vent with 40x42 inch throat and 57x59 inch hood size. Uses 46.5" W x 48.5" L curb. 14025 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV40x66SSHH-T
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Gravity Vent with 40x66 inch throat and 61x87 inch hood size. Uses 46.5" W x 72.5" L curb. 22225 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV40x96SSHH-T
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Gravity Vent with 40x96 inch throat and 64x120 inch hood size. Uses 46.5" W x 120.5" L curb. 32000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV42x120SHSSHH-T
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Gravity Vent with 42x120 inch throat and 69x147 inch hood size. Uses 48.5" W x 126.5" L curb. 42525 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood and Sloped Hood - Lead Time 7 Weeks.
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EV42x42SSHH-T
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Gravity Vent with 42x42 inch throat and 59x59 inch hood size. Uses 48.5" W x 48.5" L curb. 14308 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV42x66SSHH-T
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Gravity Vent with 42x66 inch throat and 65x89 inch hood size. Uses 48.5" W x 72.5" L curb. 25108 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV42x96SSHH-T
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Gravity Vent with 42x96 inch throat and 67x121 inch hood size. Uses 48.5" W x 102.5" L curb. 33958 CFM at 1200 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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EV48x120SHSS-T
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Gravity Vent with 48x120 inch throat and 78x150 inch hood size. Uses 54.5" W x 126.5" L curb. 49500 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV48x48SS-T
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Gravity Vent with 48x48 inch throat and 68x68 inch hood size. Uses 54.5" W x 54.5" L curb. 19333 CFM at 1200 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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EV48x66SS-T
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Gravity Vent with 48x66 inch throat and 72x90 inch hood size. Uses 54.5" W x 72.5" L curb. 27600 CFM at 1200 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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EV48x96SHSS-T
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Gravity Vent with 48x96 inch throat and 75x123 inch hood size. Uses 54.5" W x 102.5" L curb. 38475 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV54x120SHSS-T
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Gravity Vent with 54x120 inch throat and 86x152 inch hood size. Uses 60.5" W x 126.5" L curb. 54933 CFM at 1200 FPM free area velocity. Includes Snow Screen ans Sloped Hood - Lead Time 7 Weeks.
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EV54x54SS-T
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Gravity Vent with 54x54 inch throat and 77x77 inch hood size. Uses 60.5" W x 60.5" L curb. 25108 CFM at 1200 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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EV54x72SS-T
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Gravity Vent with 54x72 inch throat and 80x98 inch hood size. Uses 60.5" W x 78.5" L curb. 32933 CFM at 1200 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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EV54x96SHSS-T
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Gravity Vent with 54x96 inch throat and 83x125 inch hood size. Uses 60.5" W x 102.5" L curb. 43258 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV60x120SHSS-T
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Gravity Vent with 60x120 inch throat and 94x154 inch hood size. Uses 66.5" W x 126.5" L curb. 60633 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV60x60SS-T
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Gravity Vent with 60x60 inch throat and 86x86 inch hood size. Uses 66.5" W x 66.5" L curb. 30000 CFM at 1200 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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EV60x72SHSS-T
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Gravity Vent with 60x72 inch throat and 88x100 inch hood size. Uses 66.5" W x 78.5" L curb. 37333 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV60x96SHSS-T
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Gravity Vent with 60x96 inch throat and 91x127 inch hood size. Uses 66.5" W x 102.5" L curb. 48000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV66x120SHSS-T
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Gravity Vent with 66x120 inch throat and 96x165 inch hood size. Uses 72.5" W x 126.5" L curb. 66000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV66x66SHSS-T
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Gravity Vent with 66x66 inch throat and 94x94 inch hood size. Uses 72.5" W x 72.5" L curb. 37333 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV66x80SHSS-T
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Gravity Vent with 66x80 inch throat and 94x113 inch hood size. Uses 72.5" W x 86.5" L curb. 44516 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV66x96SHSS-T
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Gravity Vent with 66x96 inch throat and 97x131 inch hood size. Uses 72.5" W x 102.5" L curb. 53091 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV72x120SHSS-T
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Gravity Vent with 72x120 inch throat and 96x180 inch hood size. Uses 78.5" W x 126.5" L curb. 72000 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV72x72SHSS-T
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Gravity Vent with 72x72 inch throat and 96x110 inch hood size. Uses 78.5" W x 78.5" L curb. 44800 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV72x84SHSS-T
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Gravity Vent with 72x84 inch throat and 96x126 inch hood size. Uses 78.5" W x 90.5" L curb. 50400 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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EV72x96SHSS-T
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Gravity Vent with 72x96 inch throat and 96x143 inch hood size. Uses 78.5" W x 102.5" L curb. 56800 CFM at 1200 FPM free area velocity. Includes Snow Screen and Sloped Hood - Lead Time 7 Weeks.
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IV12x12SSHH-T
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Intake Gravity Vent with 12x12 inch throat and 21x21 inch hood size. Uses 18.5" W x 18.5" L curb. 1238 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV12x22SSHH-T
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Intake Gravity Vent with 12x22 inch throat and 24x34 inch hood size. Uses 18.5" W x 28.5" L curb. 2300 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV12x42SSHH-T
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Intake Gravity Vent with 12x42 inch throat and 29x59 inch hood size. Uses 18.5" W x 48.5" L curb. 5030 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV12x84SSHH-T
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Intake Gravity Vent with 12x84 inch throat and 31x103 inch hood size. Uses 18.5" W x 90.5" L curb. 9105 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV14x14SSHH-T
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Intake Gravity Vent with 14x14 inch throat and 25x25 inch hood size. Uses 20.5" W x 20.5" L curb. 1788 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV14x24SSHH-T
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Intake Gravity Vent with 14x24 inch throat and 28x38 inch hood size. Uses 20.5" W x 30.5" L curb. 3033 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV14x42SSHH-T
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Intake Gravity Vent with 14x42 inch throat and 30x59 inch hood size. Uses 20.5" W x 48.5" L curb. 4925 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV14x84SSHH-T
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Intake Gravity Vent with 14x84 inch throat and 35x105 inch hood size. Uses 20.5" W x 90.5" L curb. 10415 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV16x108SSHH-T
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Intake Gravity Vent with 16x108 inch throat and 40x132 inch hood size. Uses 22.5" W x 114.5" L curb. 14800 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV16x16SSHH-T
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Intake Gravity Vent with 16x16 inch throat and 28x28 inch hood size. Uses 22.5" W x 22.5" L curb. 2200 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV16x30SSHH-T
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Intake Gravity Vent with 16x30 inch throat and 32x46 inch hood size. Uses 22.5" W x 36.5" L curb. 4133 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV16x60SSHH-T
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Intake Gravity Vent with 16x60 inch throat and 36x80 inch hood size. Uses 22.5" W x 66.5" L curb. 8000 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV18x108SSHH-T
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Intake Gravity Vent with 18x108 inch throat and 44x134 inch hood size. Uses 24.5" W x 114.5" L curb. 16466 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV18x18SSHH-T
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Intake Gravity Vent with 18x18 inch throat and 32x32 inch hood size. Uses 24.5" W x 24.5" L curb. 2920 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV18x30SSHH-T
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Intake Gravity Vent with 18x30 inch throat and 36x48 inch hood size. Uses 24.5" W x 36.5" L curb. 4950 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV18x60SSHH-T
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Intake Gravity Vent with 18x60 inch throat and 40x82 inch hood size. Uses 24.5" W x 66.5" L curb. 9166 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV20x108SSHH-T
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Intake Gravity Vent with 20x108 inch throat and 48x136 inch hood size. Uses 26.5" W x 114.5" L curb. 18200 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV20x20SSHH-T
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Intake Gravity Vent with 20x20 inch throat and 35x35 inch hood size. Uses 26.5" W x 26.5" L curb. 3440 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV20x42SSHH-T
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Intake Gravity Vent with 20x42 inch throat and 41x63 inch hood size. Uses 26.5" W x 48.5" L curb. 7265 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV20x60SSHH-T
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Intake Gravity Vent with 20x60 inch throat and 44x84 inch hood size. Uses 26.5" W x 66.5" L curb. 10400 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV22x108SSHH-T
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Intake Gravity Vent with 22x108 inch throat and 52x138 inch hood size. Uses 28.5" W x 114.5" L curb. 20000 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV22x22SSHH-T
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Intake Gravity Vent with 22x22 inch throat and 39x39 inch hood size. Uses 28.5" W x 28.5" L curb. 4320 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV22x42SSHH-T
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Intake Gravity Vent with 22x42 inch throat and 45x65 inch hood size. Uses 28.5" W x 48.5" L curb. 8340 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV22x80SSHH-T
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Intake Gravity Vent with 22x80 inch throat and 50x108 inch hood size. Uses 28.5" W x 86.5" L curb. 15165 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV24x120SHSSHH-T
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Intake Gravity Vent with 24x120 inch throat and 57x154 inch hood size. Uses 30.5" W x 126.5" L curb. 24575 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV24x24SSHH-T
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Intake Gravity Vent with 24x24 inch throat and 42x42 inch hood size. Uses 30.5" W x 30.5" L curb. 4950 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV24x48SSHH-T
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Intake Gravity Vent with 24x48 inch throat and 49x73 inch hood size. Uses 30.5" W x 54.5" L curb. 10105 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV24x96SSHH-T
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Intake Gravity Vent with 24x96 inch throat and 55x127 inch hood size. Uses 30.5" W x 102.5" L curb. 19505 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV28x120SHSSHH-T
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Intake Gravity Vent with 28x120 inch throat and 65x157 inch hood size. Uses 34.5" W x 126.5" L curb. 28520 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV28x28SSHH-T
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Intake Gravity Vent with 28x28 inch throat and 51x51 inch hood size. Uses 34.5" W x 34.5" L curb. 7570 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV28x54SSHH-T
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Intake Gravity Vent with 28x54 inch throat and 56x82 inch hood size. Uses 34.5" W x 60.5" L curb. 12835 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV28x96SSHH-T
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Intake Gravity Vent with 28x96 inch throat and 63x131 inch hood size. Uses 34.5" W x 102.5" L curb. 23190 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV30x120SHSSHH-T
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Intake Gravity Vent with 30x120 inch throat and 69x159 inch hood size. Uses 36.5" W x 126.5" L curb. 30715 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV30x30SSHH-T
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Intake Gravity Vent with 30x30 inch throat and 53x53 inch hood size. Uses 36.5" W x 36.5" L curb. 7950 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV30x54SSHH-T
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Intake Gravity Vent with 30x54 inch throat and 60x84 inch hood size. Uses 36.5" W x 60.5" L curb. 14250 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV30x96SHSSHH-T
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Intake Gravity Vent with 30x96 inch throat and 66x132 inch hood size. Uses 36.5" W x 102.5" L curb. 24300 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV36x120SHSSHH-T
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Intake Gravity Vent with 36x120 inch throat and 79x165 inch hood size. Uses 42.5" W x 126.5" L curb. 36315 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV36x36SSHH-T
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Intake Gravity Vent with 36x36 inch throat and 63x63 inch hood size. Uses 42.5" W x 42.5" L curb. 11135 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV36x60SSHH-T
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Intake Gravity Vent with 36x60 inch throat and 70x94 inch hood size. Uses 42.5" W x 66.5" L curb. 18415 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV36x96SHSSHH-T
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Intake Gravity Vent with 36x96 inch throat and 77x137 inch hood size. Uses 42.5" W x 102.5" L curb. 29550 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV40x120SHSSHH-T
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Intake Gravity Vent with 40x120 inch throat and 87x167 inch hood size. Uses 46.5" W x 126.5" L curb. 40535 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV40x40SSHH-T
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Intake Gravity Vent with 40x40 inch throat and 70x70 inch hood size. Uses 46.5" W x 46.5" L curb. 13750 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV40x60SSHH-T
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Intake Gravity Vent with 40x60 inch throat and 76x96 inch hood size. Uses 46.5" W x 66.5" L curb. 20400 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV40x96SHSSHH-T
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Intake Gravity Vent with 40x96 inch throat and 83x139 inch hood size. Uses 46.5" W x 102.5" L curb. 32070 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV42x120SHSSHH-T
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Intake Gravity Vent with 42x120 inch throat and 91x169 inch hood size. Uses 48.5" W x 126.5" L curb. 43080 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV42x42SSHH-T
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Intake Gravity Vent with 42x42 inch throat and 74x74 inch hood size. Uses 48.5" W x 48.5" L curb. 15460 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV42x60SSHH-T
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Intake Gravity Vent with 42x60 inch throat and 80x98 inch hood size. Uses 48.5" W x 66.5" L curb. 22160 CFM at 600 FPM free area velocity. Includes Snow Screen and Hinged Hood - Lead Time 7 Weeks.
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IV42x96SHSSHH-T
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Intake Gravity Vent with 42x96 inch throat and 87x141 inch hood size. Uses 48.5" W x 102.5" L curb. 34315 CFM at 600 FPM free area velocity. Includes Sloped Hood, Snow Screen & Hinged Hood - Lead Time 7 Weeks.
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IV48x120SHSS-T
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Intake Gravity Vent with 48x120 inch throat and 97x178 inch hood size. Uses 54.5" W x 126.5" L curb. 47950 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV48x48SS-T
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Intake Gravity Vent with 48x48 inch throat and 84x84 inch hood size. Uses 54.5" W x 54.5" L curb. 19800 CFM at 600 FPM free area velocity. Includes Snow Screen - Lead Time 7 Weeks.
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IV48x72SHSS-T
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Intake Gravity Vent with 48x72 inch throat and 92x116 inch hood size. Uses 54.5" W x 78.5" L curb. 30070 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV48x96SHSS-T
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Intake Gravity Vent with 48x96 inch throat and 96x144 inch hood size. Uses 54.5" W x 102.5" L curb. 38400 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV54x120SHSS-T
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Intake Gravity Vent with 54x120 inch throat and 111x177 inch hood size. Uses 60.5" W x 126.5" L curb. 54860 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV54x54SHSS-T
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Intake Gravity Vent with 54x54 inch throat and 95x95 inch hood size. Uses 60.5" W x 60.5" L curb. 25450 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV54x72SHSS-T
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Intake Gravity Vent with 54x72 inch throat and 98x121 inch hood size. Uses 60.5" W x 78.5" L curb. 33210 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV54x96SHSS-T
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Intake Gravity Vent with 54x96 inch throat and 98x160 inch hood size. Uses 60.5" W x 102.5" L curb. 43735 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV60x120SHSS-T
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Intake Gravity Vent with 60x120 inch throat and 118x184 inch hood size. Uses 66.5" W x 126.5" L curb. 60470 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV60x60SHSS-T
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Intake Gravity Vent with 60x60 inch throat and 95x115 inch hood size. Uses 66.5" W x 66.5" L curb. 30520 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen - Lead Time 7 Weeks.
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IV60x80SHSS-T
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Intake Gravity Vent with 60x80 inch throat and 111x131 inch hood size. Uses 66.5" W x 86.5" L curb. 40590 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV60x96SHSS-T
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Intake Gravity Vent with 60x96 inch throat and 115x151 inch hood size. Uses 66.5" W x 102.5" L curb. 48350 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV66x120SHSS-T
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Intake Gravity Vent with 66x120 inch throat and 130x184 inch hood size. Uses 72.5" W x 126.5" L curb. 66670 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV66x66SHSS-T
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Intake Gravity Vent with 66x66 inch throat and 98x134 inch hood size. Uses 72.5" W x 72.5" L curb. 36570 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV66x80SHSS-T
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Intake Gravity Vent with 66x80 inch throat and 117x135 inch hood size. Uses 72.5" W x 86.5" L curb. 43815 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV66x96SHSS-T
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Intake Gravity Vent with 66x96 inch throat and 117x162 inch hood size. Uses 72.5" W x 102.5" L curb. 52575 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV72x108SHSS-T
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Intake Gravity Vent with 72x108 inch throat and 136x172 inch hood size. Uses 78.5" W x 114.5" L curb. 65070 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV72x120SHSS-T
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Intake Gravity Vent with 72x120 inch throat and 139x187 inch hood size. Uses 78.5" W x 126.5" L curb. 72305 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV72x72SHSS-T
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Intake Gravity Vent with 72x72 inch throat and 117x137 inch hood size. Uses 78.5" W x 78.5" L curb. 45190 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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IV72x84SHSS-T
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Intake Gravity Vent with 72x84 inch throat and 130x142 inch hood size. Uses 78.5" W x 90.5" L curb. 51720 CFM at 600 FPM free area velocity. Includes Sloped Hood and Snow Screen. Constructed and shipped in 2 pieces - Lead Time 7 Weeks.
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Gravity Vent - Low Profile
