Gaf Cobra Attic Ventilation

Inches per linear foot 26 454 m 2 lm of net free ventilating area.
Gaf cobra attic ventilation. Cobra ridgerunner exhaust vent for roof ridge allows heat and moisture to escape at the ridge. The first step is to check out this 60 second video and learn about the 300 1 rule the difference between intake and exhaust ventilation and why proper ventilation is so important to get right to help calculate your attic ventilation needs visit gaf ventilation calculator. Cobra rigid vent 3 exhaust vent for roof ridge allows heat and moisture to escape at the ridge. It provides 18 sq.
Inches per linear foot 19 051 mm 2 lm of net free ventilating area to help exhaust heat and moisture from the attic. Cobra hip vent provides effective ventilation on hip roofs with little or no ridge area. Get automatic lifetime protection on your entire gaf roofing system when you install any gaf lifetime shingle and at least 3 qualifying gaf accessories you ll automatically get a lifetime limited warranty on your shingles and all qualifying gaf accessories. It provides 9 sq.