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Energy Star


Hillestad: Your experts for all your heating and cooling solutions!

Heating with Boilers

Hillestad Heating and Cooling installs and repairs boilers!
Give us a call to find out if a boilers system is right for your home or business.

Triangle Tube

Triangle TubeExcellence. Ingenuity. Efficiency. Three distinct qualities that have made Triangle Tube an industry leader. For over 60 years, we’ve provided innovative ideas to the North American heating and hot water industry; for residential, commercial and industrial applications. We proudly offer a complete line of stainless steel hot water heating products. Each of our carefully designed, peak performing products reflects an abiding concern for sustainability and low ownership cost.


BuderasYou’ll enjoy all the benefits of heating with oil in addition to saving money with AFUEs of 87%. Buderus brings you an ingenious combination: a modern, environmentally-friendly oil boiler plus the ultra-efficiency of cutting-edge technology.

Property Management

Hillestad specializes in assisting property owners with all heating and cooling needs. We offer 24/7 service for your peace of mind. We can offer preventative maintenance agreements or on an as needed basis. We are perfect for owners and managers that travel or reside elsewhere. Let us take care of your guests or tenants to ensure proper air quality and comfort. Call us today for a free estimate or to discuss your HVACR property maintenance needs.  



Emergency Service