Air Conditioner Services | Maintenance, Repair & Installation

Stay cool all summer with B.F. Mahn & Sons taking care of your cooling system maintenance and repair!

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25 Total Reviews /files//bf_mahn-logo.png636-586-2300$112 W Clement St., De Soto MO

Armstrong Air & Heil Air Conditioners Are Efficient & Reliable Cooling Systems

B.F. Mahn & Sons Inc. is your local air conditioner maintenance, repair, installation and replacement expert!

Give our team a call when you are in need of air conditioner services! No matter how small or large your A/C needs are we have you covered!

Your home is a haven from the scorching summer. B.F. Mahn & Sons is here to make sure it stays that way with preventative maintenance, prompt and professional repair and unparalleled installation services.

No matter if you're looking for routine air conditioner maintenance or are in an A/C emergency, we have the skills and expertise to make sure your air conditioner is in working order.

Is your air conditioner keeping up with the heat? Call us today for A/C repair services.

B.F. Mahn & Sons Air Conditioner Services

  • Existing Air Conditioner Maintenance & Repair
  • New Armstrong Air or Heil A/C Installation
  • Existing Air Conditioner Replacement with an Armstrong Air or Heil A/C

Armstrong Air Air Conditioners

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Armstrong Air


An Armstrong Air Pro Series or Heil air conditioner will change the way get through summer! The incredible efficiency and reliability of a pro series system combined with B.F. Mahn & Sons' unparalleled cooling services means that your home will always be a haven from hot & muggy weather.

Call the team at B.F. Mahn & Sons today to get your air conditioner installation estimate! If your existing A/C is in need of service or repair give us a call right away!