... 2)fireproof,keep warm 3)environmental protection 4)high-strength,fast delivery Rockwool sandwich panelApplications:1) sandwich panel used ... overall effect, it sets the bearing, thermal insulation, fireproof, waterproof in one, and no two decoration, is ... wall, workers temporary quarters, supermarket, cold storage, activity board room, buildings plus layer, purification plant. Maintenance, decorative ...