The Water‑Tite 81805 is a durable, all-flexible neoprene roof flashing designed to create a watertight seal around 2-inch vent pipes in roofs with pitches up to 45°. Crafted as a one-piece molded unit, it features a flexible collar rated for up to 180 °F and a rectangular base approximately 9″ wide × 11⅜″ tall, providing exceptional resistance to UV, ozone, and weather degradation. Certified for Type B gas vent applications with ICC EC PMG and UPC approvals, it’s backed by a limited lifetime warranty tied to the roof's lifespan—making it a reliable, maintenance-free solution for long-term roofing protection.