THICKNESS: 4MM-11MM DENSITY: 70KGS/CBM-240KGS/CBM CONSTRUCTION: APT CORE WITHPE FILM AND NON-WOVEN FABRICS ON TWO SIDES APPLICATION: DOMESTIC & COMMERCIAL, CONTRACT HEAVYENVIRONMENTS CHARACTERS: SOUND ABSORPTION, THERMAL INSULATION, FITTER FRIENDLY, WATER PROOF, STRETCH FITTING ROLL SIZE: 1.37M*11M, 1.83M*15M; OR AT CUSTOMER'S CHOICE PACKAGE: EACH ROLL BY ONE PP BAG WITH CUSTOMER'S LOGO WARRANTY:FOR LIFETIME AFTER INSTALLATION