1 CFC free 1 750ml,Gun type 3 Factory directly sell 4 High quality, competitive price 5 Environmental-friendly material Expanding PU Foam ... be trimmed, sawn, sanded and, if necessary, painted and plastered. PU foam will cure when moisture in the air reacts with ... ) Thermo conductivity: 0.028-0.038W/(m.k)11) Tack free time: 12mins at 23oC/50%RH12) Yield per 100 ml ...