Utility grade PP scrim-kraft facing for metal building insulation Features:1) Combined with glass wool blanket2) Suitable for roof and wool thermal insulation of warehouses, factories,supermarkets, gyms, and officesSpecifications:1) White or black polypropylene: 38μm2) Flame-retardant adhesive3) 3-way fiberglass scrim: 20 x 16 threads4) Kraft: 25gsm5) Metallized polyester: 12μm6) Roll width: 1.2, ...