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1 component PU fixation / impregnation for wood / concrete / cement / stone and adhesionlayer for polyester / glasfibre applications on woode / metal / concrete supports.
Uses moisture present in surroundings to cure.
For impregnation purposes : apply with brush, roller onto a roughened surface . Product will cure on surface and inside the material and form a strong film
For glasfibre / polyesterapplications : first put a coat of G4 on the surface ( metal / wood / stone ... ) and apply polyester 1/2 - 4 hours later.
Repair for small surfaces : mix G4 with fine sand 1 part G4 / 6 parts sand. Use this cement / putty to repair cement, stone, concrete, ... First apply a basecoat of G4 and wait 2 - 4 hours before apply the G4 / sand mixture.