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Oatey flashings are used to seal around supply & return lines for solar thermal systems. The copper piping would go through the middle of the flashing and the exterior insulation and jacketing seals against the OD of the flashing.
Oatey offers Master Flash roof flashings. Oatey Master Flash roof flashings are engineered for profiled roofing materials and can be installed on all types of roofing surfaces, including metal, plastic, tile, rubber membrane and other. The base is designed to form a seal on any panel configuration and roof pitch, regardless of pipe location. Master Flash® is pliable so it won't crack or break. It accommodates vibration, pipe movement caused by expansion and contraction, and snow-load movement. Master Flash® is made of EPDM and compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light.
.25" - 2" diameter. 4.5" base dimension. Master Flash is made of EPDM and compounded specifically for maximum resistance to weathering due to ozone and ultraviolet light. Master Flash is easily customized with a sharp knife or scissors to accommodate a broad range of pipes and vent diameters. Continuous Temperature Resistance to 212° F. Intermittent Temperature Resistance to 275° F. Non-fading sealing collar.
