https://www.astm.org/standards-and-solutions/certification/environmental-product-declarations/epd-pcr/epd-for-flex-membrane-international-corp-pvc-single-ply-roofing-membranes
EPD for Flex Membrane International Corp PVC Single-Ply Roofing Membranes | ASTM
EPD for Flex Membrane International Corp PVC Single-Ply Roofing Membranes
pvc single plyflex membrane