Oatey No-Caulk 3 In. Galvanized Base Pipe Flashing is designed to provide a leak-proof installation around vent stacks, ensuring a secure seal every time. This flashing features an exclusive one-piece construction and an elastomeric collar that allows the vent stack to expand and contract as needed. The galvanized base is crafted from durable 24-gauge metal, ing a lightweight yet long-lasting solution for flashing needs. Installation is simple and efficient, as the flashing easily slips over the vent stack, automatically adjusting to the pipe size and roof angle while staying ly flat on the roof. This product is an excellent choice for sealing and protecting vent pipes on roofs. Model Number: 11867