Primer for polyurethane sealants
Penetrating adhesion primer for polyurethane sealants. Necessary for porous surfaces, such as concrete, plaster, brick and plaster, clay roof tiles, cement board and aircrete, marble etc. Necessary for improving the bonding of polyurethane sealants in roof expansion joints and around door and window frames. Apply it to create conditions for unbreakable seals with long lasting durability.
||15-20ml/linear meter, depending on the width and depth of the joint.