Fiber-Cement Chimney Flue Pipe from Canada
Ventilation tubes made from cellulose fiber-cement for residential chimney systems, heat-resistant up to standard fireplace temps. Under HTS 6811.89.10.00 as non-asbestos fiber-cement tubes, excluding Chapter 94 fittings or Chapter 69 refractories. Provides safe exhaust for wood-burning appliances.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include UL or equivalent fire-rating certifications to meet building code import requirements
• Distinguish from refractory pipes by noting non-high-heat end-use in entry docs
• Avoid delays by pre-submitting samples for asbestos fiber analysis if origin is high-risk