Dektite Extreme Angle Pipe Flashing Boots - Square Base[High Quality] Premium EPDM (Black) and Silicone (Red) material. Best for flashing metal roof pipes, chimneys, plumbing, heating, air conditioning, electrical, exhaust vents, etc. Flexible aluminum collar base that won't break. [Extreme Angle Pipe Boot] Extreme angle pipe boot designed for roofs with a steep pitch Perfect for roofs with a 35 65 pitch [Easy to Use] Can be installed by anyone, regardless of experience. Designed for pipes with an outside