Gravity Vent, 42 In, Base 46 1/2 In Sq
| Item - Roof Ventilators | Gravity Ventilator |
|---|---|
| Style - Roof Ventilators | Low Profile |
| Blade Dia. | 42 in |
| Base Size - Roof Ventilators | 46-1/2 in x 46-1/2 in |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Relief | 6229/509 |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Intake | 5633/460 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Relief | 13,929/1137 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Intake | 12,597/1028 |
| Base Length (In.) | 46-1/2 |
| Item | Roof Vent Hood |
| Dimension C (In.) | 72 |
| Fan Size (In.) | 42 |
| Dimension E | 24-1/2 in |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Relief | 9849/804 |
| Recommended 12 3/8"H Roof Curb Item No. | 2ZV85 |
| Dimension F | 16 in |
| Dimension A (In.) | 46-1/2 |
| Overall Height (In.) | 40-1/2 |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Relief | 8809/719 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Relief | 12,458/1017 |
| Depth (In.) | 78 |
| Width (In.) | 78 |
| Recommended 12 In. Fixed Curb Item No. | 3AZJ4 |
| Dimension D | 40-1/2 in |
| Dimension E (In.) | 24-1/2 |
| Dimension H (In.) | 14-1/2 |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Intake | 7967/650 |
| Dimension H | 14-1/2 in |
| Recommended 6 3/8"H Roof Curb Item No. | 3C597 |
| Recommended Gravity Backdraft Damper Item No. | 6WRK7 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Intake | 11,267/920 |
| Dimension B (In.) | 78 |
| Dimension D (In.) | 40-1/2 |
| Dimension A | 46-1/2 in |
| Dimension B | 78 in |
| Max. Intake CFM/Throat Velocity | 15,476/1214 |
| Dimension C | 72 in |
| Dimension G (In.) | 10 |
| Dimension G | 10 in |
| Dimension F (In.) | 16 |
| Construction Material | Galvanized Steel |
| Damper Size (In.) | 43 x 43 |
| Base Width (In.) | 46-1/2 |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Intake | 8907/727 |
| Overall Height | 40-1/2 in |
| Includes | Birdscreen |
| Overall Width | 78 in |
| Overall Length | 78 in |
| Maximum Inlet Air Temperature | 104 Degrees F |
| Mount Type | Roof Curb |
| Maximum Airflow | 15,476 cfm |
| Exhaust Airflow @ 0.125 in SP | 9,849 cfm |
| Ventilation Type | Exhaust, Supply |
| Supply Airflow @ 0.100 in SP | 7,967 cfm |
| Cutout Width | 43-1/2 in |
| Number of Filters | 0 |
| Housing Length | 46-1/2 in |
| Supply Airflow @ 0.125 in SP | 8,907 cfm |
| Exhaust Airflow @ 0.100 in SP | 8,809 cfm |
| Housing Width | 46-1/2 in |
| Airflow @ Static Pressure | 11,267 cfm @ 0.125 in SP (Gravity Relief), 12,458 cfm @ 0.200 in SP (Gravity Intake), 12,597 cfm @ 0.200 in SP (Gravity Relief), 13,929 cfm @ 0.250 in SP (Gravity Intake), 5,633 cfm @ 0.050 in SP (Gravity Intake), 5,678 cfm @ 0.050 in SP (Gravity Relief), 6,229 cfm @ 0.050 in SP (Gravity Relief), 7,967 cfm @ 0.100 in SP (Gravity Intake), 8,809 cfm @ 0.100 in SP (Gravity Relief), 9,849 cfm @ 0.125 in SP (Gravity Intake) |
| Assembly | Partially Assembled |
| Housing Material | Steel |
| Damper Size | 43 in x 43 in |
| Base Length | 46-1/2 in |
| Exhaust Airflow @ 0.250 in SP | 13,929 cfm |
| Cutout Length | 43-1/2 in |
| Base Height | 24-1/2 in |
| Housing Finish | Galvanized |
| For Air Type | Clean Air |
| Hood Length | 78 in |
| Hood Width | 72 in |
| Blade Diameter | 42 in |
| Hood Height | 16 in |
| Hood Type | Hinged Hood |
| Supply Airflow @ 0.250 in SP | 12,597 cfm |
| Base Width | 46-1/2 in |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |