Lightweight Hollow Thermal Ceramic Blocks

Fired lightweight hollow ceramic blocks optimized for heat insulation in multi-story residential construction. Classified under HTS 6904.10.00.30 as heat insulating hollow building bricks meeting fired ceramic construction material standards. Accelerates construction while improving thermal envelope.

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.

6810.99.00Same rate: 35%

If prefabricated structural ceramic units

Precast concrete/ceramic building components classified in Chapter 68

6904.90.00Same rate: 35%

If dense non-insulating hollow varieties

Lacks specific heat insulating thermal properties required for .30 suffix

7019.90Lower: 14.3% vs 35%

If glass fiber reinforced ceramic composites

Fiberglass articles excluded from Chapter 69 ceramic definitions

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

Pre-clear with CBP binding ruling for novel porous ceramic compositions

Use corner protectors and vertical strapping for 40' container optimization

Monitor EU carbon border taxes affecting ceramic raw material supply chains

Related Products under HTS 6904.10.00.30

Heat Insulating Ceramic Hollow Building Bricks

These hollow ceramic bricks are fired from clay and designed with internal voids to provide superior thermal insulation in building walls. They fall under HTS 6904.10.00.30 as heat insulating hollow building bricks, meeting Chapter 69 requirements for fired ceramic products used in construction. The structure minimizes heat transfer while maintaining structural integrity.

Thermal Insulated Hollow Clay Bricks for Walls

Fired hollow clay bricks engineered for low thermal conductivity, used in exterior and interior wall construction to enhance energy efficiency. Classified under HTS 6904.10.00.30 due to their heat insulating properties and hollow design meeting ceramic building brick specifications. Ideal for passive house standards and green building projects.

Low-Density Hollow Insulating Ceramic Bricks

Lightweight hollow bricks made from fired ceramic materials with voids for exceptional heat insulation in residential construction. HTS 6904.10.00.30 classification applies to these heat insulating hollow building bricks per fired ceramic building material definitions. Reduces heating costs in energy-efficient homes.

Energy-Saving Hollow Heat Insulation Bricks

Hollow ceramic bricks specifically formulated for heat insulation, fired to create porous structure for superior thermal performance in buildings. Falls under HTS 6904.10.00.30 as heat insulating hollow bricks meeting Chapter 69 firing and ceramic composition requirements. Commonly used in sustainable architecture.

Porous Hollow Ceramic Thermal Bricks

Fired ceramic hollow bricks with engineered porosity for optimal heat insulation in cavity wall systems. Classified HTS 6904.10.00.30 for heat insulating hollow building bricks per official definitions excluding unfired products. Provides breathable moisture control alongside thermal benefits.

Hollow Insulating Fireclay Building Bricks

Heat insulating hollow bricks made from fired fireclay suitable for moderate temperature construction applications. HTS 6904.10.00.30 covers these ceramic building bricks designed specifically for thermal insulation through hollow core construction. Balances durability with energy efficiency.