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StubLast reviewed: 2026-07-16

Tank-type toilets

Tank-type toilets is product class 04.3.002 in WICS, under category 04.3.

Classification scope

This product class is active in the WaterAtlas directory and product model. Product inclusion requires source-level water relevance and provenance rather than keyword matching alone.

References
  1. [1]Water Industry Classification System (WICS) v0.1. WaterAtlas, 2026. ↗
  2. [2]WaterSense Product Search. United States Environmental Protection Agency, 2026. ↗