Threaded Copper Check Valve 1-1/4 Inch from Canada
Threaded-end copper check valve preventing backflow in commercial plumbing, with a disc mechanism for quiet operation. Falls under HTS 8481.30.10 for its copper construction and nonreturn function in pipes and vats. Suitable for sump pumps and drainage systems.
Duty Rate — Canada → United States
13%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include thread standard (NPT vs BSP) in invoices to prevent compatibility issues at entry
• Comply with Lead-Free Plumbing Law (NSF 372) via certifications for U.S. market
• Watch for reclassification if weight suggests steel core; require XRF analysis