Penguard Topcoat is a two-pack epoxy topcoat based on a polyamide cured epoxy resin. This product is a part of a complete system which is certified not to spread surface flames. Recommended use As finishing coat in epoxy systems. Also on concrete where epoxy paints are specified. May be used in tanks for potable water. colour RAL, N C S , B.S, and B.S 381C.