Import duty on Radiators for central heating, not electrically heated and parts thereof, of iron or steel; air heaters, hot air distributors not electrically heated, with motor fan or blower (HS 7322)

Heading 7322 covers 3 tariff lines in LoadLoom's table; 3 of them clear duty-free under USMCA for goods made in Canada, the US or Mexico. Published US and Canadian rates below, verified October 2026. Pick the line that matches your goods for the worked example and border steps.

HS code	Goods	US duty	Canada duty	USMCA
7322.11	Radiators and parts thereof; for central heating, (not electrically heated), of cast iron	Free	7%	Free with certificate
7322.19	Radiators and parts thereof; for central heating, (not electrically heated), of iron or steel other than cast iron	Free	7%	Free with certificate
7322.90	Air heaters and hot air distributors, (not electrically heated), incorporating a motor-driven fan or blower and parts thereof, of iron or steel	Free	7.5%	Free with certificate

This page is a free reference for shippers, not a customs ruling. Final classification and duty are determined by the licensed customs broker at entry, and government amounts are always billed at actual. Rates change with each tariff edition and trade action.

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Chapter 73: Iron or steel articles · Every chapter