No. 167 Class “A” Fire Retardant Varnish Overcoat for No. 166 has been tested and rated by Underwriter’s Laboratories (ULC) as an overcoat for No. 166 Intumescent Varnish.No. 167 is available in three distinctive sheens i.e. Low, Semi and High Gloss. The application of No. 167 as a topcoat greatly improves the moisture resistance, durability and cleansing ease of No. 166. We recommend that No. 166 be top coated with No. 167 on surfaces subject to handling, or where a low, semi or high gloss sheen is preferred.

Underwriter’s Laboratories (ULC) Fire Hazard Classification