Water standards for processes - retail | U.S. Green Building Council
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Water standards for processes - retail

Process Requirement
Discharge water temperature tempering Where local requirements limit discharge temperature of fluids into drainage system, use tempering device that runs water only when equipment discharges hot water OR Provide thermal recovery heat exchanger that cools drained discharge water below code-required maximum discharge temperatures while simultaneously preheating inlet makeup water OR If fluid is steam condensate, return it to boiler
Venturi-type flow-through vacuum generators or aspirators Use no device that generates vacuum by means of water flow through device into drain
ID: NCv4_WEp2_Table5