Quarrix 58784 Ridge Vent, 20 ft L, 11-1/4 in W, HDPE, Black

The most versatile 20 ft roll of roof ventilation product on the market. Helps to keep attics cool and allows hot, moist air to release at the highest point that is essential to achieving a balanced ventilation system. It works with a wide range of roofing materials and installs on the hip and ridge for a clean appearance. The StormStop Membrane allows air to flow while preventing all forms of weather from entering the attic space.