Nu-Flame Clear Overcoat is a clear varnish finish coating with flame retardant qualities. To complete the system and protect the Nu-Flame Clear Impregnation. Features & Benefits Protects the Nu-Flame Clear Impregnation when subjected to abrasion humidity, heat and general wear and tear Clear gloss or satin finishes available Solvent based or water based available Should be applied at a coverage rate 12 m² per litre. Two coats required Tested to BS476 Part 7 Class 1 surface spread of flame and BS476 Part 6 Fire propagation. Designated Class '0' to current Building Regulations when used in conjunction with Nu-Flame Clear Impregnation Drying times: Water based - Touch dry in 1 hour, Recoat in 12 hours Solvent based - Touch dry in 4 hours, Recoat in 12-24 hours