Soundproofing Barrier Sheet
Mass-loaded vinyl plastic layer with polyester fleece backing, >70% plastics, >1.492 kg/m² for acoustic barriers. Man-made polyester dominates. HTS 3921.90.25.10 applies.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If mineral-based soundproofing slabs
Articles of asbestos/cement/stone for soundproofing classify in Chapter 68.
If cotton or other natural fiber textile predominates
Natural fiber textile combinations use cotton/other specific subheadings.
Not sure which classification is right?
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Import Tips & Compliance
• Sound transmission class (STC) ratings support classification and valuation
• Ensure mass per unit area certification for weight compliance
• Prevent confusion with Chapter 68 stone soundproofing by plastic content proof
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Furniture Lamination Board
Acrylic sheet thermoformed and laminated to polyester nonwoven backing, >70% plastics, >1.492 kg/m² for office furniture surfaces. Polyester man-made fiber dominates. HTS 3921.90.25.10 for such heavy laminates.
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Vinyl wall protection sheet fused with polyester fabric core, plastics >70% wt, >1.492 kg/m² for commercial interiors. Polyester predominates textile. Classifies in HTS 3921.90.25.10.
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