Attic Solar Fan Home >>Model Spec Page

Choose Your Solar Fan Model

Pick Solar Fan Diameter ---> ASF-4 Attic Solar Fan 4" dia. ASF-6 Attic Solar Fan 6" dia. ASF-8 Attic Solar Fan 8" dia. ASF-10 Attic Solar Fan 10" dia. ASF-12 Attic Solar Fan 12" dia. ASF-14 Attic Solar Fan 14" dia. ASF-16 Attic Solar Fan 16" dia. ASF-18 Attic Solar Fan 18" dia. ASF-20 Attic Solar Fan 20" dia. ASF-24 Attic Solar Fan 24" dia.

then

Pick Collar Height --->

ASF-20-C4 Aura Solar Fan Specs

----------- D I M E N S I O N S ----------- ASF-20-C4 Aura Solar Fan 20" Diameter, 4" Collar, and Square Flange
Outside Dia. (A)	Inside Dia. (B)	Square Base (C)	Height of Head (D)	Collar Height (E)	Total Height (F)	Max. Pitch Capacity	Net Free Vent Area (in.)	Net Free Vent Area (feet)	Application per sq. ft.
25	20	26	13	4	17	5/12	314	2.18	1,308

Fan Rating with Solar Power On
Solar Module	Voltage	Motor Wattage	# of Fans	Total Fan Watts	Total CFM
40 W	12 V	4x2.16, 8x1.8	12	23.04	604

CFM Performance Testing using wind only
4 mph	5.2 mph	7.4 mph	9.8 mph	11 mph
436 cfm	462 cfm	685 cfm	771 cfm	881 cfm