Mastic sealant available in Translucent, Black and Brown

Premium quality low modulus non corrosive silicone sealant that adheres to all concrete substrates. (average 7-10 linear metre coverage)

Primarily used on imprinted concrete driveways and patios to avoid expansion joints becoming clogged up and filled with muck.

Specifically designed to fill concrete expansion joints, tested to ISO11600 standards, easy application via mastic gun