Tapware & showers
About 41.5% duty (4% normal duty plus the China tariffs), and plumbers and inspectors expect certified, listed products. Worth it for designer finishes only from factories that already certify for the US.
- Lead-free certification (NSF/ANSI 61 and 372)
- ASME A112.18.1 / CSA B125.1 listing (IAPMO or similar)
- Flow rates to local rules (California and others are stricter)