WT-102 Class A or B ASTM E84 interior, WHITE latex based intumescent fire retardant coating. Flat, flameproof paint for raw wood, closed cell EPS Foam and other surfaces. This unique, non-toxic formula creates a safe and effective flame-seal barrier on wood surfaces that slows the flame down allowing extra time for occupants to exit, protect property and save lives. WT-102 has excellent adhesion and performance abilities. In addition, WT-102 is fully registered and approved by the CA State Fire Marshal as an interior intumescent coating. When applied to raw wood, this product meets a variety of fire codes such as CA Title 19, ASTM E84, NFPA 255, UL 723, British Standard 5867 and 476, UBC 42-1 and many others. For over 45 years, WT-102 has been trusted and recommended by Fire Marshals Scenic Painters Set Designers Prop Makers Contractors Builders and Home Owners. NOTE MAY USE AS A WHITE Paint OR TINTED TO PASTEL COLORS ONLY. SEE WT-102 COLOR-BASE FOR BOLD, BRIGHT OR DARK COLORS.