Bonda Marine G4 Primer-Sealer
Available in 500ml or 1Litre & 2.5Litre
A clear moisture cured polyurethane primer-sealer for wood, metal or cement/concrete. It forms a non-porous plastic coating which is tough and flexible with excellent adhesion to most materials including GRP.
A primer sealer for cast iron ballast keels prior to the application of anti-foulings. Proven by practical experience as a preventative treatment for blistered gelcoats on hulls. Seals wood and performs better than many varnishes