Are you looking for a reliable, hard wearing concrete floor seal? Look no further than G4 Damp Seal! This moisture cured sealant is perfect for bonding between polyester resin and wood or metal. It’s widely used by roofing contractors when applying glass fibre roofs, so you know it’s reliable and will get the job done right. Plus, it’s recommended by all the major polyester resin manufactures. To use, simply brush on a coat of G4 to the clean base substrate. As soon as it is finger tacky but within 4 hours, apply the polyester resin and glass. That’s it! So don’t wait any longer, order your G4 Damp Seal today!