Bismarck's Only HVAC Dealer/Contractor Certified

and "Accredited Installer" by the International Ground Source Heat Pump Association .

Why Comfort Zone is the best?

Always learning and practicing the best heating & air design and install.

There is a right way and a wrong way to install an HVAC system. Not all contractors have the knowledge and experience to know what will work for most North Dakota homes and commercial buildings. We constantly learn and research new methods and equipment to reduce energy costs while keeping you comfortable. Ductless systems like the image above are one of the fastest growing replacement heating and air systems and a specialty of Comfort Zone. Call us today to find out how we can make you more comfortable at home.

Green Heating & Cooling

Some years gas and propane prices, tax incentives and other conditions may affect the payback period for geothermal systems. According to the IGSHPA, there are major advantages to installing a ground source heat pump system. These advantages include, the most efficient residential heating and cooling systms available today, saving money in operating and maintenance costs and investments can be recouped in a few years.. Ask a Comfort Zone Heating & Air Specialist if a ground source heat pump is right for you.

About us

Comfort Zone provides a full line of heating, ventilation, and air conditioning repair and installation services. Using the latest heating and cooling technology such as geothermal heat pumps, radiant floor heating, and ductless air conditioning Comfort Zone is ahead of the HVAC curve for Bismarck commercial and residential property.

Energy efficiency is a common concern for many homes and businesses. As a leader in geothermal heat pump technology, Comfort Zone Heating & Air delivers the most energy-efficient, environmentally clean and cost-effective space conditioning system available today.

Comfort Zone Heating & Air has been servicing the Bismarck and Mandan area since 2001. Owner Randy Mathern has been in the heating and air conditioning industry since the mid-1970’s. With over 40 years of experience, Randy and the Comfort Zone team can meet any heating and air conditioning challenge in North Dakota.
Contact Comfort Zone Heating & Air today for your heating and cooling needs.

Provide the best local heating and air conditioning service in the Bismarck-Mandan area.

Learn the latest technological heating and cooling advancements to save money and increase efficiency.

Reduce heating and cooling waste to better protect the environment and our natural resources.

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