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Welcome!

​Our North American Technician Excellence (N.A.T.E.tm) certified, expert team is available  24 Hours 7 days a week, 365 days a year to attend to your heating and cooling problems throughout Northeast Tn, with quality Armstrong Air equipment.  We service ALL brands with NO OVERTIME charges!  Promptly and competently!

"Pleasure to work with & knowledgeable..." Kent B.

"Prices are reasonable and very reliable...." Heather L.

"I would recommend Dwight Mumpower HVAC to family and friends."  Sherri B.

dehumidifier, humidifier, thermostat

"Great service!"  Micheal A.

Testimonials

​Our expert Emergency Maintenance team are available 24 Hours 7 days a week, 365 days a year to attend to your problems with affordable prices.

Our Services

  • Armstrong Air Conditioner Inspection

  • Armstrong Air Conditioner Maintenance

  • Armstrong Air Conditioner Parts

  • Armstrong Air Conditioner Repair

  • Armstrong Air Conditioner Service

  • Dehumidifier (Whole House)

  • Filter (Whole House)

  • Armstrong Furnace Inspection

  • Armstrong Furnace Maintenance

  • Armstrong Furnace Parts

  • Armstrong Furnace Repair

  • Armstrong Furnace Service

​Call us at 423-398-3580

  • Armstrong Heat Pump Inspection

  • Armstrong Heat Pump Maintenance

  • Armstrong Heat Pump Parts

  • Armstrong Heat Pump Repair

  • Armstrong Heat Pump Service

  • Armstrong Heater Inspection

  • Armstrong Heater Maintenance

  • Armstrong Heater Parts

  • Armstrong Heater Repair

  • Armstrong Heater Service

  • Humidifier (Whole House)

  • Indoor Air Quality (IAQ)

  • Armstrong Oil Furnace

heat pump, electric air, central heat and air, heater

© 2014 Dwight Mumpower HVAC Service. Proudly created with Wix.com

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