- Product Type:Waterborne Coating, Primer, Intumescent Coating
- Features:Flame Retardant, Non-Toxic
- Compatible Substrates & Surfaces:Wood
- Application Method:Brush, Spray, Roller
- Chemical Family:Acrylics & Acrylates
DC333 Intumescent Fireproof Primer is a water-based intumescent coating used to increase fire resistance ratings of construction materials like OSB/Plywood, gypsum and lumber. DC 333 is also effective at reducing flame spread ratings of materials not required to meet resistance ratings. Applied as a primer to interior surfaces, DC 333 can be top-coated with desired finish latex paint to match decor.