These systems are specifically formulated to be sprayed in very cold temperatures and still provide excellent yield and adhesion to most substrates. PolyFoam 190 is rated Class II ASTM E-84. PolyFoam 191 has a Class I rating.
Further testing is needed to establish recommended minimum low temperature spray parameters.
Several hours between applications are recommended. This product processes better at lower heat settings. Check with Gaco Western for specific recommendations. Property Test Temp. Property Test Temp.