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// CODE SNIPPET

Section 428 Prohibited Water Uses

NYC Plumbing Code 2014 > 4 Fixtures, Faucets and Fixture Fittings > 428 Prohibited Water Uses
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428.1 Prohibited Potable Water Uses

Potable water shall not be permitted for those uses prohibited by this section.

428.1.1 Potable Water Prohibited for Once Through Cooling

Potable water shall not be used for once-through cooling. Equipment such as ice making machines, walk-in coolers, refrigerated walk-in boxes, or air conditioning equipment shall be provided with air cooled condensers or recirculating condenser water systems, or supplied with non-potable as permitted by Appendix C of this code.

Exceptions:
  1. Once-through water-cooled ice making machines producing less than 500 pounds (227 kg) of ice per day at Standard Rating Conditions as specified in ARI 810.
  2. Once-through water-cooled ice making machines, walk-in coolers, refrigerated walk-in boxes or air conditioning equipment supplied with potable water through piping systems installed prior to January 1, 2011 and any subsequent replacements that use the same or lesser amount of potable water.

Related Code Sections


Section 428 Fixtures, Faucets and Fixture Fittings, Prohibited Water Uses
Potable water shall not be permitted for those uses prohibited by this section ...
NYC Plumbing Code 2008 > 4 Fixtures, Faucets and Fixture Fittings > 428 Prohibited Water Uses
Section 428 Fixtures, Faucets and Fixture Fittings, Prohibited Water Uses
Potable water shall not be permitted for those uses prohibited by this section ...
NYC Plumbing Code 2014 > 4 Fixtures, Faucets and Fixture Fittings > 428 Prohibited Water Uses
§27-908 Plumbing and Gas Piping, Cross-Connection of Supplies and Identification
as potable shall be identified at each outlet with a warning sign stating that the water is unfit, and its use prohibited, for drinking purposes. Piping ...
NYC 1968 Code (Vol I) > 16 Plumbing and Gas Piping > 2 Water Supply Systems > §27-908 Cross-Connection of Supplies and Identification
419.3 Special Detailed Requirements Based on Use and Occupancy, Prohibitions
peroxide, detonable pyrophoric material, detonable unstable (reactive) material or detonable water-reactive material. Store or use any Class 4 unstable ...
NYC Building Code 2008 > 4 Special Detailed Requirements Based on Use and Occupancy > 419 Non-Production Chemical Laboratories > 419.3 Prohibitions
424.3 Special Detailed Requirements Based on Use and Occupancy, Prohibitions
, detonable pyrophoric material, detonable unstable (reactive) material or detonable water-reactive material. Store or use any Class 4 unstable ...
NYC Building Code 2014 > 4 Special Detailed Requirements Based on Use and Occupancy > 424 Nonproduction Chemical Laboratories > 424.3 Prohibitions
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