astm e84
Fire-Retardant Does Not Mean Fire-Proof
Prolonged exposure to a flame will cause any polyurethane foam to burn. Polyurethane foam is an organic material, just like wood or cotton fabric. ASTM E84 Class I fire retardant foam means that foam has been tested by Underwriter’s Laboratories (UL) for flame spread and smoke development, according to the ASTM E-84 tunnel test for surface […]
