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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