Copper Lift Check Valve 1 Inch from Mexico
A vertical lift check valve made of copper with a plunger that lifts to allow flow and drops to seal against backflow in vertical piping. It qualifies for HTS 8481.30.10 as a copper check (nonreturn) valve for tanks and boiler shells. Used in steam and hot water systems for reliable one-way flow.
Duty Rate — Mexico → United States
13%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Ensure end connections (e.g
• solder, threaded) are documented to match U.S. plumbing codes like ASME B16.18
• Test for leak rates per API 598 standards before shipping to avoid rejections