24" Wind Drive Roof Ventilation

Roof ventilators reduce the roof-space heat build-up by expelling hot air which is then replaced by ambient temperature air from outside, allowing your insulation to work far more effectively.

Upgrade your home ventilation system with the No Power Roof Turbine Vents for Industrial, Commercial, and Residential Use.These ventilator features permanently lubricated upper and lower ball bearings to reduce maintenance and ensure a long life. With all aluminum constructions that is designed to resist rust, the roof turbine ventilator is ideal for residential use. The 21 air-foil curved vanes with rolled vane edges works to deflect water, and the large flashing makes installation easy. The Roof/wind turbine ventilator is tested to withstand winds up to 147 miles an hour.

* Permanently lubricated upper and lower ball bearings that ensure long life and no maintenance

* All-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 MPH

Specifications:

install to reduce energy bills", curved and rolled vanes to deflect water, "maintenance free turbine roof ventilator, connections are riveted, made to withstand 147 mph winds, upper and lower ball bearings are lubricated permanently.

PACKAGE: PRODUCT NOT ASSEMBLED .

COMES INSIDE CARTON.