Geocel 4500 Roof Bonding Sealant in black, supplied as 12 x 10 oz plastic cartridges per case. This premium one-component Scypolymer bonding sealant is designed for roofing applications and bonds to many common roofing substrates. UPC: 079239551034. Manufacturer part: GC55103. Supplier item: 007. Sold by the case.