Sources
Sources
Every limit Lighted Faucets checks against comes from one of these public pages, written in our own words. Rules marked "good practice" or "this site's rule of thumb" are general advice with no single source.
- US Code of Federal Regulations, 10 CFR 430.32(o): water conservation standards for faucets (2.2 gpm at 60 psi)
- US EPA WaterSense: Bathroom sink faucets and accessories
- US EPA: Use of lead free pipes, fittings, fixtures, solder and flux for drinking water
- NSF: certified product listings for drinking water system components
- IAPMO R&T: Product Listing Directory (UPC and cUPC marks)
- US EPA WaterSense: Notice of Intent to Revise the High-Efficiency Lavatory Faucet Specification (state flow limits below 2.2 gpm)
- US OSHA: Nationally Recognized Testing Laboratory (NRTL) program (which testing labs are recognized)
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