This specification establishes the criteria for showerheads labeled under the U.S. Environmental Protection Agency’s (EPA’s) WaterSense program.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- WS-products-spec-showerheads.pdf (PDF)(11 pp, 260 K)
- Explanation of Performance Testing Under the WaterSense Specification for Showerheads (PDF)(8 pp, 598 K)
- Summary of Revisions to the WaterSense Specification for Showerheads (PDF)(5 pp, 278 K)
- WaterSense Specification for Showerheads v1.1 (PDF)(6 pp, 279 K)