Walnut Sliding Patio Door Threshold from Canada
Walnut wood threshold for sliding patio doors with dual track sill and thermal break channel. HTS 4418.29.80 applies to this premium hardwood carpentry threshold designed for interior/exterior transition areas.
Duty Rate — Canada → United States
64.8%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
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 sill profile drawings proving sliding door function vs standard hinge thresholds
• Weather-resistant finish requires exterior joinery review even for hardwoods
• Separate aluminum track components (7604/8302) from wood declaration