... the perfect addition for residential or commercial space, adding soundproofing, fire proofing, and beauty, to home spaces used for entertaining ... are each 40cm*40cm,50cm*50cm,60cm*60cm, and are Fire Rated. They are three layers thick, including a top layer ... and foam, and a bottom backboard of sound proof and fire proof PVC. >>cultural atmosphere >> certificateSpecial hintsTeJiuLi tapestries soft bag ...