Installed on an existing base from a whirly bird or turbine vent, both 12 or 14 in. Intended for a sloped, shingled roof to ventilate hot, moist attic air as a part of a balanced ventilation system. Installed within 24 in of the roof's peak.
Manufacturer: CANPLAS INDUSTRIES
Model Number: 6001BL
UPC: 662671601742
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