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HVAC Products from Dunn Plumbing, Heating & Air Conditioning, LLC

Durable Units from Top Manufacturers

When your installed heating and air conditioning systems are not delivering the amount of efficiency and comfort the manufacturer designed them to be capable of delivering, it is important you put our team on your job. Even a brand new furnace or air conditioner may not keep your house as comfortable as it could be, and it may even cost you way more than necessary to operate.

Not only will our St. Louis technicians properly install your new heating or AC unit, we will make sure your new HVAC equipment is perfect for your space and your needs.

Dunn Plumbing, Heating & Air Conditioning, LLC installs, maintains, and repairs equipment from top manufacturers, including:

Call us today at (314) 476-9606 to find out how to avoid an incorrect heating and cooling installation.

Customers Love Us

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  • “First of all, I've been using this company for years and since they continually serve me well I decided to post online. Brett and his team are extremely knowledgeable of HVAC. He showed me how to save ...”

    - A Satisfied Customer
  • “Brett with Dunn installed a new HVAC system in my home in December of 2010. He presented several options to me, along with rebates, incentive programs and financing options. We chose to install a ...”

    - A Satisfied Customer
  • “Dunn replaced a water heater and an AC/heat unit. Dunn and its team provided optimal customer service. Brett was detailed about the unit’s function and most importantly, the TOTAL cost, which ...”

    - Juan G.
  • “Last year we found out we needed a new AC unit but waited until this year to fix it. We went through Home Depot to find a place and they gave us Dunn Heating & Cooling. I am glad they did. Scott came ...”

    - Elaine S.
  • “Brett is very knowledgeable in this field and is a great problem solver. He was able to fix our system cheaper and with better quality than the other companies who had looked at the same system. Out ...”

    - Paul W.
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