Grey Dust Mastic

Unika colour sealant is an innovative high performance flexible water based acrylic gap filler that remains plasto-elastic once cured.

This grey colour mastic sealant offers excellent adhesion on porous surfaces and can be used to seal and fill gaps in slashbacks, upstands, worktops, and flooring.

Unika grey color sealant is silicon and solvent free and suitable for all joints with a dilation of up to 15%. Unika color-sealant is paintable after curing and rainproof after approximately 1 hour.