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Replace Your Old Air Conditioner or Furnace

Phone: (636) 456-8323

Replacement Air Conditioning and Heating Systems

If that old heating and air conditioning system just isn't performing anymore and you've had it repaired for the umpteenth time, if you are always cold in the winter or hot in the summer, if that heating and cooling utility bill just keeps on rising, you might be in need of a new whole house heating and air conditioning Comfortmaker system from Dames Heating & Cooling Inc. for your home. Whether you're looking for a standard or high-efficiency furnace or air conditioner, we can recommend what is best for your particular situation. Dames Heating & Cooling Inc. can offer the best options for replacement furnaces and air conditioners if you are buying or selling your home.


Whole house heating and air conditioning comfort for your home. Why trust anyone else with the comfort of your most valuable possession?

Dames Heating & Cooling Inc. specializes in replacement heating and air conditioning systems for your rehab. Our highly trained service technicians have years of experience in removal of old, obsolete HVAC equipment and installation of new replacement heating and air conditioning systems that will keep your home comfortable for years to come.

For room additions and finished basements we can advise on whether you should add a whole new heating and air conditioning system or if your current system is capable of handling the job. Relocation of your furnace is sometimes a good option.

Install the new heating and air conditioning system with the right equipment selected to meet the needs of your home or business. Dames Heating & Cooling Inc. will ensure your replacement heating and cooling system is installed to your satisfaction.


Call Today! (636) 456-8323

About Our Energy-Efficient Air Conditioners


Comfort maker

* Timely registration required for 10 year parts limited warranty. Limited warranty period is 5 years for parts if not registered within 90 days of installation. Jurisdictions where warranty benefits cannot be conditioned on registration will receive the registered limited warranty periods. Please see warranty certificate for further details and restrictions.
** SEER stands for Seasonal Energy Efficiency Ratio.
Many models are ENERGY STAR® qualified. Ask your contractor for details or visit

About Us

Dames Heating & Cooling Inc. provides Warrenton, Wentzville, O'Fallon and surrounding area with and many other services. We specialize in residential HVAC services and commercial HVAC services to customers.

Why Call a Pro?

Our technicians look at the air tightness, insulation, ductwork, and equipment in every Warrenton, Wentzville, O'Fallon area home and design a customized solution that improves airflow, air quality, overall comfort, and lowers utility bills.

You Can Trust Us

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