BT-390 Windscreen Sealant
BT-390 is a black, non-hardening synthetic butyl rubber based sealant. It is a sticky ribbon type auto glass replacement sealer used for the installation of all gasketless windshields and backlites. BT-390 offers a fast and clean method for installing the glass instantly with superior adhesion. The sealer has excellent compressibility in both low/ high temperatures. It is designed to maintain position, permanently sealing and waterproofing between the glass and pinchweld.