Give us a call at 800.926.5622

News Release: HVAC Technician Certification

Colville, WA. – Colmac WaterHeat is pleased to announce Matt Doppenberg recently received his HVAC Technician Certification from Mainstream Engineering Corporation. Matt has strong electromechanical skills and brings an understanding of refrigeration systems to the team. He will be an asset in the field to our representative network on future commissions. Contact the factory at 800-926-5622 or to schedule […]

Colmac WaterHeat and COVID-19

To Our Valued Customers: In the midst of the current situation with so many disruptions caused by COVID-19 on so many levels, I am writing to assure you that we are continuing to operate at full capacity with standard lead times. So far, we have been able to source the raw materials and parts needed to fulfill your valued orders […]

NSF/ANSI 61 Certification

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 […]

WaterHeat Way Newsletter – January 2020

Click Here => WaterHeat Way January 2020

Made in the Northwest

Colmac Industries was recently featured on KXLY's Made in the Northwest! Check it out at:  

5 Years of Colmac WaterHeat

5 years ago today Colmac Industries shipped their first batch of heat pumps, 4 x HPA4-PBSC, to Admor HVAC in Hawaii. Since then they have shipped over 500 units around the world. During this time, Colmac Industries grew into the Colmac WaterHeat brand and has continually strove to improve the product by adding the water source line, and improved the […]

Calendar of Events:


  • February 3-5 AHR Expo, Orlando, FL, Booth 2953
  • February 12-13 Energy Expo, Miami, FL, Booth 801
  • May 25 Memorial Day Holiday
  • July 3 Independence Day Holiday
  • September 7 Labor Day Holiday
  • September 14-15 ASPE Convention and Expo, New Orleans, LA, Booth 501
  • November 26-27 Thanksgiving Holiday
  • December 25 Christmas Holiday


  • January 1 New Year’s Day Holiday
  • January 25-27, AHR Expo Chicago, IL, Booth N2746