Fire Retardant Soundproof Insulation Material High Temperature Resistant Fireproof Acoustic Sheet for Door Wall Room Use

• Category： Soundproof Curtains
• Material：Graphene
• Color:white, gray, customizable
• Function:High light shielding (71%-90%)
• Three-proof function：waterproof, anti-fouling, anti-mildew
• Product description：
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