Final Specification for Flushometer-Valve Toilets (Water Closets)
EPA released a final specification for flushometer-valve water closets (i.e., flushometer-valve toilets) on December 17, 2015. Manufacturers that produce toilet fixtures and flushometer valves meeting EPA's efficiency and performance criteria can apply to have their products certified to earn the WaterSense label. Before submitting products for testing, manufacturers must have a partnership agreement (PDF)(3 pg, 336K, About PDF) with EPA in place.
- WaterSense Specification for Flushometer-Valve Water Closets (PDF) (6 pg, 242K, About PDF)
- WaterSense Specification for Flushometer-Valve Water Closets Supporting Statement (PDF) (12 pg, 299K, About PDF)
For more information about the flushometer-valve toilets specification development process, including the draft specification, public response to the draft specification, EPA's response to the public comments, and questions and answers, please see the Specification for Flushometer-Valve Toilets Background Materials page.