Westinghouse W4HA6 Air Filter Rack from Canada
The Westinghouse W4HA6 filter rack holds MERV-rated filters in air handler cabinets of air conditioning systems, maintaining air quality during temperature/humidity processing. HTS 8415.90.80 encompasses filter housing assemblies for AC fan systems.
Duty Rate — Canada → United States
15%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Filter size tolerances (1/8" increments) critical for sealing performance
• Galvanized sheet metal gauges specified for structural integrity
• Static pressure drop data supports airflow claims