Walnut Sliding Patio Door Threshold from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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