Polyurethane resin / G4, 5 kg bus

G4 Primer G4 is a solvent based one component universal primer for substrates such as concrete, stone and wood, which are later put polyester or PUR casting compounds / coatings. also also functions well as a binder for quartz and because of its high wear resistance also as a coating for sealing walls and floors. Is also resistant to many acids and alkalis.