304 Stainless Steel Roof Ventilator Wind s Air Vent Attic Ventilator 110mm 150mm 200mm Pipefit Roof Ventilating Fan

Roof Ventilator is sturdy, and made form weather resistant materials. It offers the performance of standard roof venting systems but in a slimline, low finish which is designed to releases your trapped air in your roof space by as much as 50 degrees in just minutes. This Roof Ventilator is a dependable rotary that works automatically, continuously and silently without operating or maintenance costs. Premium-grade stainless steel dual ball bearings with integrated molded shield to protect bearings raceway. Internally and externally braced; permanently lubricated ball bearings. for residential or light commercial use.