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LEED v2009
Healthcare
Water Efficiency
Water use reduction - food waste systems

LEED CREDIT

Healthcare-v2009 WEc4.3: Water use reduction - food waste systems 1 point

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Requirements

When a food waste disposer system is used, the following requirements must be met:

  • Use cold water. (This is a common code requirement.)
  • Equip systems with a load sensing device that regulates the water use to 1 gpm in a no- load situation and 3 to 8 gpm in a full-load situation.
  • Automatic time shutoff that shall have a ten-minute time-out system with a push button to reactivate.
When pulpers, extractors, scrap basket or strainer-type systems are used, the following requirements must be met:
  • Mechanical pulpers/extractors and mechanical scrapper systems shall use no more than 2 gpm of potable water, excluding end-of-day, wash-down cycles.
  • Non-mechanical strainer (scrapper) baskets shall not be part of a flowing trough collection system connected to potable water at a rate greater than 2 gpm.
  • Automatic time shutoff that shall have a ten-minute time-out system with a push button to reactivate.
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USGBC logo

© Copyright U.S. Green Building Council, Inc. All rights reserved.

Requirements

When a food waste disposer system is used, the following requirements must be met:

  • Use cold water. (This is a common code requirement.)
  • Equip systems with a load sensing device that regulates the water use to 1 gpm in a no- load situation and 3 to 8 gpm in a full-load situation.
  • Automatic time shutoff that shall have a ten-minute time-out system with a push button to reactivate.
When pulpers, extractors, scrap basket or strainer-type systems are used, the following requirements must be met:
  • Mechanical pulpers/extractors and mechanical scrapper systems shall use no more than 2 gpm of potable water, excluding end-of-day, wash-down cycles.
  • Non-mechanical strainer (scrapper) baskets shall not be part of a flowing trough collection system connected to potable water at a rate greater than 2 gpm.
  • Automatic time shutoff that shall have a ten-minute time-out system with a push button to reactivate.
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