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This project uses composite insulation duct, the inner and outer layers are A2 grade non-combustible, the middle rubber and plastic layer is B grade flame retardant, the thickness is 20mm, and it contains a 360° ring-shaped skeleton.
2025/01/10
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.