FIBER SEALER BLOCK N531 BOSTIK

FIBER SEALER BLOCK N531 BOSTIK

Fiber-reinforced sealant (brushable)

BLOCK N531 MULTI FIBER adheres to all common substrates such as roof waterproofing, fiber cement, bitumen, aluminum, copper, zinc, lead, stone, bricks, clay, slate, concrete, pond liner, ceramic tiles, plastics, wood, but not to foam plastic and polyethylene.

BLOCK N531 MULTI FIBER is suitable for sealing leaks in roofs/flat roofs.

BLOCK N531 MULTI FIBER fills joints and cracks up to 10 mm, is resistant to UV rays, does not contain bitumen, tar and asbestos and adheres even to damp/wet substrates.

BLOCK N531 MULTI FIBER is a ready-to-use sealant based on high-quality natural and synthetic resins.

BLOCK N531 MULTI FIBER is reinforced with acrylic (Dralon) and carbon fibers.

After applying BLOCK N531 MULTI FIBER immediately
forms a waterproof protective layer that hardens
even at temperatures of –5°C and in fog.