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Low-Pressure Copper Check Valve from Japan

Hand-installable copper swing check valve preventing backflow in irrigation pipes at pressures below 850 kPa. Though primarily automatic, hand-operation for maintenance qualifies it under HTS 8481.80.1050 as a copper appliance for tanks and low-pressure systems. Essential for residential drip systems.

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

Distinguish from pure automatic checks; document any hand priming mechanism

Provide backflow prevention certifications for municipal approvals

Avoid bulk import without country-of-melt documentation for copper