Harster Heating & Air Conditioning

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9900 Gravois Rd
Saint Louis, MO 63123
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 24radio 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, residentialand 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 HVACcompany. Harster also offers Planned Service Agreements on most types and brands of heating and air conditioning equipment. Harster provides emergency service at night andon 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 theBetter Business Bureau (BBB), Air Conditioning Contractors of America (ACCA) and AngiesHarster Heating & Air Conditioning has been in business for 62 years. Harster is experienced Harster Heating & Air Conditioning is proud to serve St Louis and the following areas including: Affton, Lemay, Mehlville, Concord, Crestwood, Kirkwood, Webster Groves, Brentwood, Des Peres, and the rest of St Louis County.

Reviews

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4.531 reviews
Photo of Jackie K.
Jackie K.
1/31/2017

I was really pleased by the process for getting our AC replaced. Matt worked with me on a bid for the new unit in October, and spoke intelligently about the options, where other companies did not...

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Jennifer G.
6/5/2019

Harster was to come do do yearly maintenance on our air conditioning unit. The tech came in told us that we were 2 lbs low on freon. 20 min later he came and said we need a whole new unit. 2nd guy...

J T.
1/25/2020

Our electric furnace had been tripping the circuit breaker several times over a week long period, with no other load on the circuit. We called Harster to determine whether there was a problem with...

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Ken M.
7/3/2019

Have been a loyal customer for 17 years unfortunately that loyalty was not returned. Called to have our air conditioner fixed & was rudely told it would be 3 weeks before they could even come to...

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Elise R.
12/9/2011

Harster Heating and Cooling just left my house and I could not wait a second to write a review. This company has superior service and timeliness. My furnace stopped working and I called Harster...

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