FlamePRO┬« brand from Koppers Performance Chemicals, is an interior Type A High Temperature (HT) fire retardant treated wood (FRTW) formulation, applied through pressure impregnation. FlamePRO lumber and plywood products are pressure treated with a registered chemical formulation designed to reduce flame-spread and smoke development for enclosed structural applications. For more information visit

For warranty information, see Koppers FlamePRO Canada 50 Year Limited Warranty.