Commercial dishwashers
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Background
Commercial dishwashers can consume the largest amount of water in a commercial kitchen. A variety of types and sizes of commercial dishwashers are available. Average commercial dishwasher water use is approximately 4 gallons per rack (Alliance for Water Efficiency 2010).
Requirements and certification
Commercial dishwashers are ENERGY STAR®-labeled.
| Maximum Water Use | |||
|---|---|---|---|
| Dishwasher Type | Water Use (gallons per rack) | Label | |
|
High Temperature Requirements |
Low Temperature Requirements |
||
| Under-counter | ≤ 1.00 | ≤ 1.70 |  |
| Stationary single-tank door | ≤ 0.950 | ≤ 1.18 | |
| Single-tank conveyor | ≤ 0.700 | ≤ 0.790 | |
| Multiple-tank conveyor | ≤ 0.540 | ≤ 0.540 | |
| Silver | Gold | Commercial/Institutional |
|---|---|---|
| NA | NA | Required |
| Source: ENERGY STAR® | ||
Installation is to be field-verified by the Inspector. To received credit, a dishwasher must be installed by the time of inspection.