How do you pick the right attic vent.
Gaf wind rain roof vent.
This models is quite popular with home owners which means that the vent does what it claims to do.
When installed as part of a properly balanced attic ventilation system gaf cobra snowcountry is a rigid style shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic while resisting wind driven rain and snow infiltration.
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.
Roofing shingles and materials plus factory certified roofers including ratings from real homeowners from north america s largest roofing manufacturer.
Gaf materials 2005 cobra ridge vent if you really want a high quality vent that will serve you for years to come the gaf cobra exhaust vent is one of the best options.
It s also available with an optional internal weather filter ssb960gwf model to help resist weather infiltration in harsh winter climates.
Our best slant back galvanized roof louver with fully enclosed hood is an excellent choice against weather infiltration especially in steep slope applications.
Inches per linear foot of net free ventilating area.
It provides 18 sq.