Bostik

Roof and Gutter Sealant

Ideal for repairing leaks
Roof and Gutter Sealant product image

Product Overview
  • Butyl mastic sealant for exterior use
  • Weather resistant - ideal for repairing leaks
  • Bonds to most building materials

Uses

Intended for external weather sealing. 

Because of its non drying nature it is ideally suited for lap joints where it will maintain a weatherproof seal, even in very thin sections, when applied between two non-porous sheet materials, which are mechanically fixed together.


Sizes

C20

Colours

Black

Coverage

Approximately 10 linear metres with a 6mm bead per C20 cartridge