Harster Heating & Air Conditioning

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From A to (almost) Z, Harster carries, has worked with, and knows -- like the back of our calloused hands -- just about every HVAC manufacturer. We offer quite a range of products from those manufacturers, too; from heat pumps and heat exchangers to humidifiers and thermostats. Pretty much anything you (or your unit) will ever need, we've got it.

Products & Parts

Harster offers both commercial and residential clients a wide variety of products, systems and services for heating and cooling of homes and businesses. We’ve also got a huge selection of replacement parts. Harster has it all, and you’ll get it in just one call. Airtemp Intertherm Aprilaire Kenmore Arcoaire Lennox Armstrong Luxaire Bryant Honeywell Cambridge Research Products Carrier Reznor Coleman Rheem Comfortmaker Ruud Day & Night Sanyo Ducane Sterling Emerson Tempstar Fedders Trane General Weil-McClain General Electric Westinghouse Hastings White-Rodgers York

For home or business, heating and cooling repair, installation or maintenance.

Call Harster for a free estimate.


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9900 Gravois Road

St. Louis, MO 63123

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