Base/Panel Length X Width Square base dimension on power roof ventilators. Square fan panel dimension on sidewall propeller fans. | 22 x 22 in |
Curb Cap Size Square base dimension on power roof ventilators.Tells you what size roof curb is needed. | 22 in |
Base Height Height of the curb cap on power roof ventilators. | 1 3/4 in |
Base Top To Shroud Distance between the top of the curb cap to where the shroud begins on downblast power roof ventilators. | 3 1/2 in |
Base Top to Shroud Top Dimension from the top of the base to the top of the shroud on a downblast exhaust ventilator. | 10 in |
Damper Width x Damper Height The "ACTUAL" damper width and height. Dampers are undersized to allow them to be mounted into the duct work/wall opening. | 16 x 16 in |
Height The height of a given product. | 10 in |
Weight Weight | 13 lbs |
Overall Diameter Describes the diameter at the widest point for a given product. | 29 in |
Intake Area Intake Area | 2.57 ft² |
Throat Area Throat Area | 1.12 ft² |