The approval is based on data reported in a study commissioned by the Water Quality Association, titled "Analysis of Indoor Peak Demands in 60 Selected Single-Family Homes." Aquacraft Inc., a water engineering and management firm, conducted the study.
The current state plumbing code requires plumbers and installers to size POE water treatment equipment using traditional fixture unit value flow-rate calculations. When code design flow rates are too high, oversized POE water treatment devices, which are inefficient and more expensive, would be required by code.
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