</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Adjustable Water Pressure Reducer for RO Systems from Mexico

A small adjustable pressure-reducing valve used on reverse osmosis water filtration systems to protect membranes from high inlet pressure. It qualifies for HTS 8481.10.0090 as an other pressure-reducing valve for water pipes, featuring user-adjustable settings for optimal 40-60 PSI output. Essential for residential and light commercial water treatment.

Duty Rate — Mexico → United States

12%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Document compatibility with RO membranes and pressure specs; include installation instructions

Test for lead-free compliance under Safe Drinking Water Act

Pitfall: classifying as filter part under 8421.21 if membrane-integrated