Exterior Fire-X® is an exterior grade, leach resistant (LR), fire retardant applied to timber by a pressure impregnation process.
Exterior Fire-X® is a listed product in the 2017 UKWood Protection Association Fire Retardants Manual. Independent testing performed in accordance with industry standards has shown that Exterior Fire-X® fire retardant treated wood products (FRTW) exhibit enduring fire retardant performance properties without significantly compromising other critical engineering properties such as strength, durability, corrosivity and hygroscopicity.
Exterior Fire-X® is a WPA Approved Product under their Flame Retardant Quality Scheme.