... 2.Green Product 3.International Approvals 4.Simple in construction Eps Sandwich Wall Panel Specifications:Composition: ... saving, environment-friendly, fire proof, water proof, increased the usable area, anti-pressure, anti-quake, anti-impact ... 1≥1≥1≥3≥3≥47Sound insulation capacity in the air /Db≥30≥35≥40≥35≥40≥458Soften ... so on.Welcome to your enquiry and test the sample, visit our factory, we shall with ...