HVAC Zone Control Junction Box from Canada
Plenum-rated junction box for zoning damper and thermostat wiring in commercial HVAC systems. Classified HTS 8536.90.85.30 for low-voltage control circuit connections.
Duty Rate — Canada → United States
10%
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 UL2043 plenum ratings and flame spread index
• Specify low smoke/zero halogen (LSZH) cable compatibility
• Document maximum ambient temperature for attic installations