Biyseal Polyurethane Impregnated Foam is a bitumen impregnated, light weight flexible foam, with a nominal density of 35kg per m³, manufactured to AS2282-79. Biyseal is also available impregnated with an acrylic solution for use when ultra-violet light resistance is required. Biyseal is supplied in 7.62m coils, 2m lengths and Profiles to suit various roof decking.
Biyseal is suited as a weather resistant seal for numerous applications in both building and construction and, industrial either on its own or in conjunction with a sealant depending on the application. Typical applications include:
Dust/vermin proofing of metal wall or roof cladding
Vertical expansion joints in precase concrete, brick and block work
Jointing between walls and windows
Profiled Biyseal for sealing various roof and wall decking