Boiler Waterside Economizer from Canada
A waterside economizer preheats boiler feedwater using residual flue gas heat, improving overall efficiency of steam generating boilers. Recognized as a boiler part under HTS 8402.90.00 due to its integral role in vapor generation process. Typically constructed from finned tubes for optimal heat transfer.
Duty Rate — Canada → United States
14.3%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include heat transfer calculations in technical documentation; ensure ASME certification for pressure parts; check for preferential tariff treatment under trade agreements