Rockwool Sandwich Wall Panel, PU Sandwich Roof Panel, Construction Material manufacturer / supplier in China, offering Insulated /Fireproof PIR/PUR/PU/Polyuethane/Glasswool/Rockwool/Foam/EPS Sandwich Wall and Roof Panel for Prefab House/Steel Structure, Durble 30 to 150mm Polyurethane/PIR/PUR/PU/Rockwool/Foam/EPS/Glasswool Sandwich Wall and Roof Panel with Hidden Screw Joint for Steel Structure/Building House, Cold Room PIR/PUR/PU/Polyuethane/Foam/Rockwool/EPS Sandwich Panel for Cold Room/Storage/ Steel Structure/Prefabricated House/Building Materials and so on.
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