Hot Air Plenum Transition from United States
A steel adapter fitting that converts a rectangular plenum to a round duct for hot air distributors. It is custom-fabricated for non-electric air heaters and serves as a part of the distribution system. Made of steel, it is not electrically heated.
Duty Rate — United States → Canada
25%
Rate breakdown
26SUR2525%United States Surtax Order (2026) — 25% on US products
Import Tips
• Verify the transition is specifically for hot air distribution, not general ductwork
• Have engineering drawings showing its use in a non-electric air heater system
• Check if the transition is a standard fitting that might be classified under tube or pipe fittings