Oatey Roof flashing 14052 .25" ? 4" Master Flash? 8" x 8" base,  for use with profiled roofing materials and can be installed on every type of roofing surface. Slides over pipe - for pitch to 45 degrees Use silicone sealant between base and surface, and secure with sheet metal screws Multi-size pipe sealing range Molds to metal, plastic, etc Non-fading EPDM collar Universal roof flashing Slides over pipe for pitch to 45 Degree Multi-size pipe sealing range Molds to metals, plastic and more Non-fading EPDM collar