Black Swan Thermoplastic Roof Flashing provides weather sealings for pipes and vents protruding through roofs. Black Swan's Thermoplastic Roof Flashing is an injection molded polypropylene base with 14 melt flow and 11 notched Izod for superior impact resistance. Thermoplastic base meets ASTM D1238, 120D, D56 Gardner impact D3029 Flex Modulus 115,000 psi, Tensile 2800 psi, TPR collar molded onto base to form one-piece permanent bonding of materials. Fits roofs up to 45° pitch. Not for hot mop applications. Collar durometer hardness Shore A60 meets ASTM D 2240. Tensile at break 900 psi. ASTM D412 and 670% elongation.
Note: Do not use4 petroleum based products on collar.