... , 3, building insulation material, 4, lower heat conductivity, Nitrile rubber foam sheet roll insulationBrief introduction as follows: 1, Best insulation thermal function ... California 65 Proposition 7, plastic bags for easy transportation 8, Sheet: Standard thickness: 10/15/20/25/32mm or 3/8 ... of us, feel free to contact me any time. Flexible Rubber Insulation Sheet and Tube (wholesaler)