12 in. Mill Aluminum Externally Braced Whirlybird Wind Turbine

12 in. Mill Aluminum Externally Braced Whirlybird Wind TurbineWhirlybird turbines offer all of the essentials for energy savings and are geared towards going green while maximizing ventilation capacity. The Whirlybird's large flashing makes installation easy. An exclusive vari pitch base adjusts to a 12 12 roof pitch for use on many roof applications. When installed with adequate intake ventilation, the Whirlybird turbine reduces energy bills and the likelihood of winter ice buildup. Extends the life of

Whirlybird turbines offer all of the essentials for energy savings and are geared towards going green while maximizing ventilation capacity. The Whirlybird's large flashing makes installation easy. An exclusive vari-pitch base adjusts to a 12/12 roof pitch for use on many roof applications. When installed with adequate intake ventilation, the Whirlybird turbine reduces energy bills and the likelihood of winter ice buildup.

Features

Item Weight	7
Material	Aluminum
Bracing	Externally Braced
Intake/Exhaust	Exhaust
Features	UV Resistant
Screen Included	No
Power Type	Wind Powered
Returnable	180-Day
Paintable/Stainable	Yes
Color Family	Silver
Shape	Round
Mounting Position	Roof Mount
Product Weight (lb.)	7
UV Resistant	Yes
Color/Finish	Mill/Aluminum
Coverage Area (Sq.Ft)	771
Product Width (in.)	20
Rough Opening Height (In.)	12
Product Height (in.)	18
Product Depth (in.)	20
Rough Opening Width (In.)	12
Net-Free Area (Sq. In.)	0
Product Width x Depth	20 in. x 20 in.
Cut-Out Width (in.)	12 in
Manufacturer Warranty	Lifetime