Colmac Waterheat proudly certified to NSF/ANSI Standard 61
Colmac Waterheat is committed to delivering safe high-quality heat pumps for potable domestic hot water. For this reason, we have invested in NSF/ANSI Standard 61. This standard establishes stringent requirements for the chemical leaching properties of products that come in contact potable water. Forty-nine U.S. states have legislation, regulations, or policies requiring drinking water system components to comply with, or be certified to, NSF/ANSI 61.