Rigid Polystyrene Vent Pipe from United States
Rigid high-impact polystyrene (HIPS) pipe for HVAC ventilation ducts. Polystyrene is not specifically named in other rigid pipe subheadings, so it falls under this item for other plastics.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the pipe is rigid and made of polystyrene; provide a polymer composition certificate
• If used in HVAC systems, ensure it meets Canadian building code standards