Polypropylene-Scrim-Kraft Facing Features:Combined with glasswool blanket is suitable for roof and wool thermal insulation of warehouses, factories, supermarkets, gyms, and offices Specifications:1) White polypropylene: 38μ 2) FR adhesive 3) 3-way fiberglass scrim: 20 x 16 threads4) Kraft: 25gsm5) Roll width: 1.2, 1.25, 1.30m6) Roll length: 300, 500, 1000, 1500mOuter packing:300, 500m rolls: kraft cardboard1000, 2500m jumbo rolls: corrugated board + wooden pallet