Minnesota Administrative Rules
Plumbing Board

Universal Citation: MN Rules 4714.0814
Subpart 1. Section 814.1.

UPC section 814.1 is amended to read as follows:

814.1 Condensate Disposal. Condensate from air washers, air-cooling coils, fuel-burning condensing appliances, the overflow from evaporative coolers, and similar water-supplied equipment or similar air-conditioning equipment shall be collected and discharged to an approved plumbing fixture or disposal area. Where discharged into the drainage system, equipment shall drain by means of an indirect waste pipe. The waste pipe shall have a slope of not less than 1/8 inch per foot (10.4 mm/m) or 1 percent slope and shall be made of an approved corrosion-resistant material.

Subp. 2. Table 814.1.

UPC Table 814.1 is deleted.

Subp. 3. Section 814.2.

UPC section 814.2 is deleted in its entirety.

Subp. 4. Section 814.3.

UPC section 814.3 is amended to read as follows:

814.3 Point of Discharge. Air-conditioning condensate waste pipes shall connect indirectly to the interior drainage system through an air gap or air break to: (1) properly trapped and vented receptors; (2) the tailpiece of an approved plumbing fixture; or (3) an exterior place of disposal approved by the Minnesota Pollution Control Agency.

Condensate waste shall not drain over a public way or in areas causing a nuisance.

Statutory Authority:

MS s 326B.43; 326B.435


40 SR 71

Published Electronically:

January 25, 2016

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