Gaf Roof Intake Vent

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Gaf roof intake vent.

Tapered shingle over design blends seamlessly with the look of your roof. 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. Balanced ventilation requires an equal amount of intake ventilation and exhaust ventilation. Delivers intake ventilation on tough to vent homes.

Always have a balanced ventilation system. 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. An easy to install shingle over vent that provides critical attic intake ventilation on properties with few or no soffits or clogged soffits. Eliminates the need for expensive time consuming alterations at the soffits.

Federal housing authority recommends a minimum of at least 1 square foot of attic ventilation evenly split between intake and exhaust for every 300 square feet of attic floor space. Gaf recommends at a minimum providing 1 square foot of net free ventilation for every 300 square feet of attic floor space. For example if your attic is 900 square feet you need a total of 3 square feet of ventilation. Boosts the performance of existing soffit undereave vents.

Master flow fresh air vents come with a built in screen to help prevent bird entry and can be used to vent a combustion system or anywhere fresh air intake is needed. 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. Available in all climates. Gaf starter strip cut slot 6 152 mm from top of exposure.

For adding intake ventilation to homes with no soffits clogged intake vents or vented roof decks. Get the details here. Allows cool air to enter the attic space driving warm and moist air out of the attic s exhaust vents. In no case should the amount of exhaust ventilation exceed the amount of intake ventilation.