G4 clear pond sealer for sealing concrete ponds.
G4 pond seal is one component polyurethane which forms a no-porous.tough. durable but flexible seal. It is brown translucent in colour. Sealsporous substrates such as concrete and brick. G4 will not sealconcrete or lightweight blocks. these need to be rendered before application.When used for sealing ponds. any substrate below the water line must be cementrendered. G4 can not be used at low temperatures. down to 0 degrees C and inareas of relative high humidity. G4 cannot be used on bitumen or pond liners.G4 is easy and quick to use. simply brush onthe recommended coats in a day.
With coloured G4 the first two coats are G4 standard followed by 2 coatscoloured G4. Follow instructions as detailed above.
Varies slightly depending on porosity. On normal porous cement renders:-
G4 Standard -3 coats = 550g/sq.m (for the 3 coats )
G4 coloured -2 coats G4 standard =410g/sq.m (for 2 coats).
– 2 coats G4 coloured =400 g/sq.m (for 2 coats) .
5 in stock