AIR VENT 20' Black Ridge Vent

Prolongs roof and shingle life
Lowers heating and cooling costs
Keeps insects and weather out
Blends with shingles
Dade County approved (the ultimate in hurricane testing)
19 square inches net free area per lineal foot
Fast and easy installation; just roll out andnail down
Designed for ridge and hip applications
Low profile
Vent opening is designed to keep out insectsand weather infiltration
External baffles deflect wind and rain andcreate negative air pressure
Overlapping internal baffles add support to theunit and ensure against weather infiltration
Self-closing ends eliminate the need for endplugs
Inscribed nail line for proper cap shingleinstallation
Alignment tabs for easy installation
A colouful selling banner wrapped around theRoll Vent with complete installation instructions in both English and French and a chart to determine your requirements of the square feet in your attic
For houses up to 2500 sq. ft