This gravity ventilator includes a bird screen, and is made of steel. It measures 90 inch width, 42½ inch height, 90 inch length. This gravity ventilator is roof mountable, has a galvanized finish, 12,167 cfm @ 0.125 in SP air flow.
Technical Specs
ItemGravity Ventilator
Hood Height16 in
Hood Width84 in
Cutout Width49 1/2 in
AssemblyAssembled
Number of Filters0
Housing FinishGalvanized
For Air TypeClean Air
Exhaust Airflow @ 0.125 in SP12,167 cfm
Supply Airflow @ 0.100 in SP10,324 cfm
Maximum Inlet Air Temperature104 Degrees F
Blade Diameter48 in
Hood TypeHinged Hood
Damper Size49 in x 49 in
IncludesBird Screen
Base Height26 1/2 in
Overall Height42 1/2 in
Housing Width54 1/2 in
Exhaust Airflow @ 0.100 in SP10,882 cfm
Hood Length90 in
Cutout Length49 1/2 in
Housing MaterialSteel
Mount TypeRoof Curb
Airflow @ Static Pressure10,234 cfm @ 0.100 in SP (Gravity Intake), 10,882 cfm @ 0.100 in SP (Gravity Relief), 11,542 cfm @ 0.125 in SP (Gravity Intake), 12,167 cfm @ 0.125 in SP (Gravity Relief), 14,600 cfm @ 0.200 in SP (Gravity Intake), 15,390 cfm @ 0.200 in SP (Gravity Relief), 16,323 cfm @ 0.250 in SP (Gravity Intake), 17,207 cfm @ 0.050 in SP (Gravity Relief), 7,300 cfm @ 0.050 in SP (Gravity Intake), 7,695 cfm @ 0.050 in SP (Gravity Relief)
Base Width54 1/2 in
Overall Length90 in
Exhaust Airflow @ 0.250 in SP17,207 cfm
Supply Airflow @ 0.125 in SP11,542 cfm
Ventilation TypeExhaust, Supply
Base Length54 1/2 in
Maximum Airflow20,766 cfm
Mounting LocationRoof
Supply Airflow @ 0.250 in SP16,323 cfm
Overall Width90 in
Housing Length54 1/2 in
Country of OriginUnited States
(subject to change)