ROCK WOOL SANDWICH PANEL HIGH STANDARD, CUSTOMED SIZE ENERGY SAVING, ENVIROMENTAL FRIENDLY CE COMPETETIVE PRICES ROCK WOOL SANDWICH PANEL , WATERPROOF ROCK WOOL COLOR:BLUE SHAPE: CUSTOMISED CAN BE CUT AS WHAT YOU WANT DENSITY: CUSTOMISED FOR THERMAL INSULATION , SOUND ACOUSTIC, WATER-PROOFED CE APPROVED! COMPETETIVE PRICE PLS CONTACT US FOR MORE INFORMATION.