Gaf Roof Intake Vent
Gaf recommends at a minimum providing 1 square foot of net free ventilation for every 300 square feet of attic floor space.
Gaf roof intake vent. Boosts the performance of existing soffit undereave vents. Roofing products residential roofing products ventilation and attic vents intake soffit undereave vents master flow. An easy to install shingle over vent that provides critical attic intake ventilation on properties with few or no soffits or clogged soffits. For example if your attic is 900 square feet you need a total of 3 square feet of ventilation.
Gaf leak barrier cobra intakepro rooftop intake vent gaf shingles roof deck the 1 25 mm air slot must stop a minimum of 12 305 mm from rake gable edges side end walls and hip intersections and must stop a minimum of 24 610 mm from valley intersections. Always have a balanced ventilation system. For adding intake ventilation to homes with no soffits clogged intake vents or vented roof decks. Eliminates the need for expensive time consuming alterations at the soffits.
Delivers intake ventilation on tough to vent homes. Tapered shingle over design blends seamlessly with the look of your roof. 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. Gaf starter strip cut slot 6 152 mm from top of exposure.
Fha federal housing administration recommends a minimum of at least 1 square foot of attic ventilation both intake and exhaust for every 300 square feet of attic space. Allows cool air to enter the attic space driving warm and moist air out of the attic s exhaust vents. Consult local building codes for specific ventilation requirements in your area. Balanced ventilation requires an equal amount of intake ventilation and exhaust ventilation.
Get the details here. In no case should the amount of exhaust ventilation exceed the amount of intake ventilation. Available in all climates. Helps to prevent premature roof deterioration and roof rot in your attic.