Industrial Bitumen Impregnated Backer Board

Medium density fiberboard (0.35-0.5 g/cm³) with bitumen impregnation used as backer for tile in high-moisture industrial settings. Fits HTS 4411.94.00.30 for density and bitumen specs. Provides structural support and waterproofing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

6811.82.00Same rate: 35%

If cellulose fiber-cement composite

Fiber-cement boards classify under Chapter 68 for mineral-based construction materials.

4418Lower: 13.2% vs 35%

If pre-cut for specific fixtures

Machined into joinery fittings moves from raw boards to 4418.

4411.92Lower: 16% vs 35%

If higher density >0.5 g/cm³

Density threshold determines subheading shift within Chapter 44.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Certify compatibility with tile adhesives via manufacturer specs

Declare as 'industrial use only' if avoiding residential building codes

Use HTSUS binding ruling for consistent future shipments

Related Products under HTS 4411.94.00.30

Bitumen Impregnated Medium Density Fiberboard Roof Underlayment

This medium density fiberboard (MDF), with density between 0.35-0.5 g/cm³, is impregnated with bitumen to enhance water resistance and durability for use as roof underlayment. It falls under HTS 4411.94.00.30 due to its specific density range and bitumen impregnation, distinguishing it from higher density or untreated fiberboards. Commonly used in construction for protecting roofs from moisture penetration.

Bitumen Impregnated Fiberboard Soundproofing Panels

Medium density fiberboard panels (0.35-0.5 g/cm³) impregnated with bitumen for improved acoustic insulation and moisture resistance in wall applications. Classified under HTS 4411.94.00.30 for its density and bitumen treatment, which enhances sound absorption properties. Ideal for interior construction and studio dividers.

Bitumen Sealed MDF Construction Sheathing Board

Density-controlled fiberboard (0.35-0.5 g/cm³) fully impregnated with bitumen for use as exterior sheathing in framing, providing weatherproofing. Meets HTS 4411.94.00.30 criteria for medium density and bitumen impregnation. Used in residential and commercial building envelopes.

Bitumen Impregnated Low-Weight Partition Board

Light medium-density fiberboard (exceeding 0.35 but ≤0.5 g/cm³) impregnated with bitumen for interior partitions, offering fire resistance and humidity protection. Precisely fits HTS 4411.94.00.30 due to density specs and bitumen content. Common in office and healthcare facility dividers.

Waterproof Bitumen Fiberboard Subfloor Panels

Medium density (0.35-0.5 g/cm³) fiberboard panels impregnated with bitumen to prevent moisture damage in subflooring applications. Classified under HTS 4411.94.00.30 for its specific impregnation and density profile. Essential for wet-area flooring in bathrooms and kitchens.

Bitumen Treated MDF Exterior Cladding Panels

Fiberboard cladding with density 0.35-0.5 g/cm³, bitumen impregnated for outdoor weather resistance in siding applications. HTS 4411.94.00.30 applies due to precise density and treatment specs. Used for aesthetic and protective building facades.