Certifications & Memberships

Recycled Stainless Steel

A majority of the product line is made from 80 percent recycled stainless steel throughout—an easy-to-clean and safely sterilized material that provides unsurpassed function, durability, and sustainability.

California, Department of Public Health (CDPH)

This mark indicates that the State of California, Department of Public Health (CDPH) has licensed Whitehall Manufacturing as an approved manufacturer of medical devices. This license is obtained based on the audit of the Whitehall Manufacturing production procedures and documentations by the State of California.

USGBC Member

Whitehall Manufacturing is a division of the Acorn Engineering. Established in 1954, Acorn Engineering is a USGBC member and manufacturer of water-and energy-saving plumbing products for commercial, institutional, and industrial use. Innovations contribute to earn LEED points for new buildings and offer significant reductions in cost and energy use for new or existing properties. Products ship efficiently from Acorn’s factories in North America to ensure products travel a shorter distance with minimal impact on the environment.

CE Standards

This mark indicates that the product is certified per or complies with the appropriate European consumer safety, health or environmental standards.


This mark indicates that the product is certified by IAPMO per the appropriate sections of the Uniform Plumbing Code (UPC) for USA and the National Plumbing Code for Canada. The plumbing codes require compliance with the applicable nationally recognized standards of USA and Canada such as the ANSI, ASTM, ASSE, UL, NSF and CSA standards.