Fire Retardant Water-Borne Sealer

Nanochem Water-Based Fire Retardant is a ready-to-use, clear, intumescent foam-forming fire retardant intended for use on uncoated wood and wood products. Passes Class A Fire Rating, as per the National Fire Protection Association Life Safety Code, NFPA No. 101. Tested in accordance with ASTM E-84. Upon exposure to heat and flame, a carbon char and a very thin foam form on the surface of the wood as a fire, heat and smoke barrier. When topcoating this fire retardant, make sure that the coating being used is not flammable and does not negatively affect the fire-resistant properties. Wood moisture content should be 5-15% prior to treatment. Per Nanochem use only dye stain underneath on raw wood and only Nanochem approved solvent-borne topcoats.