(A) Whirlybird® Turbine Vents – 12″
Turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Rigid spider-type construction—riveted at every connection and tested to withstand winds of 110 M.P.H.
• 21 air-foil curved vanes with rolled edges to deflect water
• 100% rust-free all-aluminum construction
• Dimensions: Overall 20″ x 20″ x 17 ¼”; Hole size 12″
BIB12 Series Weatherred Bronze Turbine and Base Unit
$103.00
Description
(A) Whirlybird® Turbine Vents – 12″
Turbine design features permanently lubricated upper and lower ball bearings that ensure long life and no maintenance. Rigid spider-type construction—riveted at every connection and tested to withstand winds of 110 M.P.H.
• 21 air-foil curved vanes with rolled edges to deflect water
• 100% rust-free all-aluminum construction
• Dimensions: Overall 20″ x 20″ x 17 ¼”; Hole size 12″
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