GAF M-Weld 6 in. Adjustable M-Vent Roofing Vent APP Smooth

The Adjustable M-Vent is a 2-piece roof flashing unit consisting of a pre-flashed spun aluminum base and a flexible upper boot. Adjustable M-Vents allow for waterproofing of tall or awkward roof protrusions. M-Weld Pre-Flashed Accessories offer consistent, factory-built quality every time, reducing the possibility of leaks. Pre-flashed factory-built accessories, install faster and jobs are done right the first time.