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Here are some examples of common conservation technologies that can be installed to save water and operating costs.
End use | Conservation technology |
---|---|
Kitchen | |
Faucet | Faucet aerator |
Dishwasher | Water efficient models; automatic shut off |
Garbage disposal | Garbage strainer |
Bathroom | |
Faucet | Faucet aerator; automatic shut-off; infrared faucet; self-closing faucet |
Toilet | Ultra low flush toilets (3L and 6L) |
Urinal | Ultra low flush and "waterless" urinals |
Shower | Low flow showerhead |
Laundry | |
Washing machine | Horizontal axis washing machine; continuous batch washer; rinse water reclamation; wash water reclamation; computer automated control system |
Sanitation | |
Facility cleaning | Dry extraction carpet cleaning system; automatic shut-off valves; pressure-reducing valves |
Sterilizer/autoclave | Flow-metering; control valves; air pressure host |
Equipment washing | Wastewater Reclamation |
Irrigation | |
Spraying | Moisture sensors and timers; rainfall sensors |
Planting | Low water use plants and shrubs; replace lawn |
Recirculating cooling | |
Cooling tower | Conductivity control, maintenance of make-up valves; recycling; add acid to reduce carbonate scale |
Evaporative cooler | Recirculating pumps; eliminate excessive bleed-off |
Boiler | Eliminate excessive blowdown; eliminate mixing valve water; ion exchange |
Once-Thru cooling | |
Air conditioner | Air-cooled equipment; reduce flow rate |
Air compressor | Connect to recirculating cooling system |
Vacuum pump | Convert to mechanical vacuum pump |
Adapted from "Best Available Technologies Program: Industrial/Commercial Water Uses Conservation Opportunities" by Black & Veatch