best offers Wirlybird Bronze Turbine & Base
Lomanco BIB-12 MILL Whirlybird Turbine Ventilator - Amazon 12-inch whirlybird turbine ventilator ensures long life and no maintenance; Was this review helpful to you? Yes. No. 3 of 3 people found the following review helpful.
WHIRLYBIRD TURBINE VENTS - Permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. aluminum rust free construction. Rigid spider-type structure. Riveted at every connection. 21 air foil curved vanes with rolled vane edges to deflect water. Exclusive vari-pitch base adjusts to 12/12 roof pitch. Large flashing for easy installation. Tested to withstand winds of 147 m.p.h. Forever Guarantee residential use only. Easy installation. Reduces energy bills. Reduces winter ice build up. Big Whirly - 14 ft.is the same as the Whirly bird, but moves up to 37% more a
Wirlybird Bronze Turbine & Base
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Wirlybird Bronze Turbine & Base Features :
- Finish: Weathered bronze
- 415 CFM-5 MPH
- 1342 CFM-15 MPH
- Exclusive vari-pitch base adjusts to 12/12 roof pitch
- All aluminum rust-free construction
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