How do you pick the right attic vent.
Gaf non vented roof.
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.
Heat welded seams provide superior strength.
In order to qualify for windproven limited wind warranty coverage you must install gaf layerlock labeled shingles and at least four 4 qualifying gaf accessory products including gaf ridge cap shingles gaf starter strip shingles and a gaf roof deck protection product plus your choice of either a gaf leak barrier product or gaf attic.
To calculate the amount of ventilation you need for your home visit gaf s ventilation calculator now.
Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.
Residential and commercial roofing shingles slate roof ventilation roof underlayments asphaltic and tpo roof membranes.