Description

These marks appear on drinking water products evaluated to drinking water standards. Marks for UL’s water quality Classification service can be found on drinking water treatment additives, drinking water treatment or filtration units, drinking water system components and materials, and distribution and plumbing products.

There are two mark options for UL’s water classification service

The UL Enhanced and Smart Marks for water quality Classification appear.

An optional QR code may also appear in these marks.