QuietCool QC CL-3100 Classic - Positive Energy Conservation Products
Quietcool QC CL-3100 is the classic two speed Whole House Fan that offers CFM’s from 1,906 CFM on Low, to 3,190 CFM on High. This fan is a good alternative to introduce air for cooling without running the air conditioner. Grill size 16 X 24 inches Required attic venting is 4.1 Square foot.