One component thixotropic polyurethane sealant with a low modulus of elasticity.
One component thixotropic polyurethane, flexible sealant with a low modulus of elasticity. Used to seal expansion and distribution joints on internal and external horizontal and vertical surfaces subject to movement. Bonds well to concrete and natural stone substrates.
M21/530 Sealant joints
Recommended on dusty surfaces.
Recommended to improve bonding.