Harster Heating & Air Conditioning

Harster Heating & Air Conditioning

Address: 9900 Gravois Rd, St Louis

Address: Missouri, 63123, United States

Telephone: 314-631-5300

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Website: Visit Website

Opening Hours: Mon To Fri 08:00 - 04:30 Sat 08:00 - 12:00


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Harster Heating & Air Conditioning has been in business for 62 years. Harster is experienced in servicing all types and brands of heating and air conditioning equipment. Harster has 24 radio dispatched vehicles on the street with licensed and trained service and installation technicians to serve you. Harster offers sales and service of furnaces, air conditioners, evaporator coils, humidifiers, thermostats, heat pumps, water heaters, ductwork, residential and commercial, compressors/heat exchangers, and low pressure boilers (steam or hot water). Harster offers free estimates on the installation of new equipment. Harster also offers a free second opinion on a condemned compressor or heat exchanger by another HVAC company. Harster also offers Planned Service Agreements on most types and brands of heating and air conditioning equipment. Harster provides emergency service at night and on Holidays and weekends. We are here to service you 24 hours a day, 7 days a week so that you will never have to experience an uncomfortable moment. Harster is a member of the Better Business Bureau (BBB), Air Conditioning Contractors of America (ACCA) and Angies List.

HVAC residential and commercial repair and installation

  • Commercial
  • Energy Management
  • Residential
  • Honeywell
  • electronic air cleaners
  • energy saving thermostats
  • wall and floor registers
  • computer room environmental units
  • commercial rooftop units
  • free consulting service
  • free furnace heat exchanger inspection.
  • General Electric
  • Day & Night
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