Compare Whole House Fan Brands Side-By-Side

 

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Model Tamarack HV 1600 QuietCool  “Classic” QuietCool “Energy Saver” Air Vent 24″ Air King 20″ Window Cool Attic 30″ 
Purchase Price $$$ $$$ $$$1/2 $$ $ $$
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Air Flow (CFM) 2-Speeds (1,150 / 1,600) various: 1527, 2285 (2sp), 3190 (2 sp), 4534(4sp), 6418 (4sp), 4757 (2sp) various: 1265, 1765, 2034, 2850, 5412 (2 speed) 4500 3-Speeds (2510 / 3120 / 3560) 2-Speeds (5400 / 7800)
covers living Space 2000 SQ FT 760 – 4500 SQ FT 625-4500 SQ FT 1500 SQ FT 2500 SQ FT 2000-3000 SQ FT
Noise (room level) 55db/65db 43db – 51db
(various models)
42db-49db (various models) 60db/68db (estimated) 50 / 57 / 64 57 / 60 (estimated)
insulation R38 R5 R4.2 x N/A (window unit/ window closes with fan) x
Radio transmitter check add on check add on checkadd on x pull chain x x
Horizontal Install check check check check x x
Vertical Install check x x x window install x
Fits 16″ joists check check check x N/A x
Ceiling rough opening Upgrade various: (14 1/4″ x 14 1/3″) up to (14 1/4″ X 36 1/4″) various: (14 1/4″ x 14 1/3″) up to (14 1/4″ X 36 1/4″) (23 1/4″ x 23 1/4″) required window opening: 27″ to 38 x 26.25″H (29-1/2″ x 32-1/4″)
Warranty 3 Year Limited 10 Year Limited 10 Year Limited 10 Year Limited 1 Year Limited 10 Year Limited
Motor* Direct Drive Duct-Fed Duct-Fed Direct Belt / Direct Belt / Direct
Model Tamarack HV 1600 QuietCool  “Classic” QuietCool “Energy Saver” Air Vent 24″ Air King 20″ Window Cool Attic 30″ 
Energy Use 207W / 230W (2 speed) various, starts at 160W various, starts at 36W ? 64W / 76W / 85W ?
Wall Mountable check x x x N/A x
Installation Skill Level Intermediate Intermediate Intermediate Advanced Easy Advanced
Professional Installation Optional Optional Optional Recommended x Recommended
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*Motor: Generally a duct-fed Whole House Fan is the quietest as the actual motor/fan blades sit in the rafters of the attic up to 6 feet away from the ceiling grid. A belt driven motor tends to be less quiet than a direct driven motor but generally requires more energy use and has some wear.

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