Quarrix 59092 Ridge Vent, 4 ft L, 11-1/4 in W, HDPE, Black Black (Pack of 12)

The most versatile 4 ft section 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. Online purchases are in packages of 12.