Lightweight Concrete Breeze Blocks
Breeze blocks are lightweight concrete building blocks with voids for ventilation and reduced weight, commonly used in non-load-bearing walls. Classified under HTS 6810.11.00.70 as unreinforced concrete building blocks, distinct from solid bricks. They qualify as 'other' blocks for construction purposes.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If containing asbestos fibers
Asbestos-cement blocks are separately classified under 6810.12, excluding them from pure cement/artificial stone headings.
If for industrial or non-building applications like sound barriers
Articles of cement not specifically for building (e.g., barriers) may fall under 6815 for other cement articles.
If supplied as pre-mixed concrete in block molds, unfinished
Unfinished or prepared binders for making blocks classify under chemical preparations, not finished building blocks.
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Import Tips & Compliance
• Document density and void percentage to confirm lightweight status; avoid claiming as insulated if not certified
• Provide invoices specifying non-reinforced nature; test for compliance with local building codes like IBC standards
Related Products under HTS 6810.11.00.70
Sound-Absorbing Concrete Blocks
Concrete blocks engineered with internal textures or materials to reduce noise in urban barriers or studios. HTS 6810.11.00.70 applies as unreinforced building blocks of artificial stone for construction. Acoustic properties don't change core classification.
Thermal Mass Concrete Blocks
Dense concrete blocks designed to store and release heat for passive solar buildings. Classified HTS 6810.11.00.70 as unreinforced artificial stone building blocks. High thermal capacity from specific aggregates.
Concrete Garden Border Blocks
Small scalloped or rectangular concrete blocks for defining garden beds and paths. HTS 6810.11.00.70 for other concrete building/landscaping blocks, unreinforced.
Concrete Foundation Blocks
Precast blocks for pier-and-beam foundations, providing level bases. HTS 6810.11.00.70 as unreinforced concrete building blocks.
Concrete Screen Blocks
Lattice-pattern concrete blocks for privacy screens and facades. HTS 6810.11.00.70 other blocks.
Concrete Utility Blocks
Versatile blocks for cable trenches or meter bases. HTS 6810.11.00.70.