Boilers
Central heating boilers (other than those of heading 8402) and parts thereof: > Boilers
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Products classified under HTS 8403.10.00.00
Cast Iron Residential Central Heating Boiler
A cast iron boiler designed for central heating systems in homes, generating hot water or steam to distribute heat via radiators or underfloor systems. It falls under HTS 8403.10.00.00 as a central heating boiler not of heading 8402, distinct from steam/electric generating boilers.
Gas-Fired Condensing Central Heating Boiler
High-efficiency condensing boiler using natural gas for residential central heating, recovering heat from exhaust gases to preheat incoming water. Classified under HTS 8403.10.00.00 for central heating boilers excluding those of heading 8402.
Oil-Fired Central Heating Boiler for Apartments
Oil-burning boiler for multi-unit residential central heating, distributing hot water to multiple apartments. It qualifies under HTS 8403.10.00.00 as a non-heading 8402 central heating boiler.
Steel Wall-Hung Combi Central Heating Boiler
Compact wall-mounted combi boiler providing both central heating and domestic hot water from a single steel unit. Falls under HTS 8403.10.00.00 for central heating boilers other than heading 8402 types.
Biomass Pellet Central Heating Boiler
Automatic biomass boiler burning wood pellets for eco-friendly central heating in homes or small commercial spaces. Classified in HTS 8403.10.00.00 as a central heating boiler excluding heading 8402.
Electric-Free Hybrid Central Heating Boiler
Hybrid boiler combining gas and solar thermal for central heating without electric ignition. Meets HTS 8403.10.00.00 for central heating boilers not covered by heading 8402.
Commercial Stainless Steel Central Heating Boiler
High-capacity stainless steel boiler for office building central heating systems. Under HTS 8403.10.00.00 as central heating boiler distinct from 8402 types.
Modulating Burner Central Heating Boiler
Advanced boiler with modulating gas burner adjusting output for efficient central heating. Fits HTS 8403.10.00.00 for non-8402 central heating boilers.
Low-Pressure Hot Water Central Heating Boiler
Boiler operating under 30 psi for circulating hot water in residential central heating. Classified HTS 8403.10.00.00 excluding heading 8402 boilers.
Factory-Packaged Modular Central Heating Boiler
Pre-assembled modular boiler shipped ready for central heating installation in commercial settings. Under HTS 8403.10.00.00 for complete central heating boilers.