Thermal Relief Valve for Hot Water Heaters from Mexico
Valve that relieves pressure buildup from thermal expansion in hot water storage tanks, preventing tank rupture. Classified in HTS 8481.40.00.00 as a safety relief valve for water heating systems and pressure vessels.
Duty Rate — Mexico → United States
12%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Require ANSI Z21.22 certification for water heaters; provide temperature/pressure ratings; avoid classifying with water heaters under 8419 to prevent higher duties