1. Cut to pipe diameter marked on Flashers® this is approximately 20% smaller than the diameter of the pipe. 2. Slide the Flashers® down the pipe, using water to lubricate if necessary. 3. Form and bend the aluminum base of the Flashers® to fit the surface of the roof.
4. Seal the Flashers® by applying urethane/ silicone sealant between the Flasher® and the roof. Use a large slot screwdriver to press the base down tightly. 5. Fasten the Flashers® with weather-resistant fasteners to complete the seal.