Hydronics Industry Alliance
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Energy Efficient
Comfortable and Productive
Safe and Reliable
Versatile and Integrated
Lowest Cost and Most Budget Wise

Click to watch Why Water Works in HVAC videoWho we are
The Hydronic Industry Alliance-Commercial (HIA-C) is a non-profit alliance of hydronic equipment manufacturers and partners operating in North America.
Operating under the principal that water is the most efficient and greenest energy transfer medium on the planet, the alliance serves as a resource within the HVAC and Service Water Heating industry.
Our mission is to educate, integrate, and communicate the advantages of Hydronic System Solutions.


Click to see how water has the lowest heat transport cost

Learn more about why water in HVAC always wins!

Save 30% for life of building                                                Integrated and variable WATER Click to see how water provides .... Click to see how water provides ... Click to see how water provides ... Click to see how water controls ... Click to see how water provides ...

Featured Projects

  2015 MCPA Winner - Owner's Video

OHM Professional Offices 
     One-Pipe WSHP 12,000 sq. ft. office



High-Efficiency HVAC Shootout at ASHRAE Headquarters
 Breaking Down the ASHRAE Headquarters Building Performance Data


           Published Efficiency versus Applied Efficiency