All-Flash No-Calk 11931 Roof Flashing, 13 in W x 20 in L, Hi-Rise Thermoplastic Product Description All-Flash No-Calk Roof Flashing, 11 in Width, 14-1/2 in Length, Aluminum, 180 deg F, IAPMO Listed, Used with 1-1/2 - 3 in Pipe Diameter. Non-fading, non-cracking and non-rusting. Ring on collar easily tears off. BASE made of .032 stamped aluminum. From the Manufacturer Oatey products can be found in residential and commercial applications and have achieved excellent brand name recognition with consumers. All products are backed with the highest quality technical and customer support programs in the industry Features Non-fading, non-cracking and non-rusting Ring on collar easily tears off Base made of 032 stamped aluminum Slides over pipe. Type of base determines pitch Non-fading, non-cracking and non-rusting bases and sealing collars Ring on collar tears off, allowing flashings to seal different pipe diameters Approved for Type B installations Not for hot-mopped or built-up roofs USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.