Maplewood, St. Louis County

Furnace Repair in Maplewood, MO

A furnace that won't fire on a January night in Maplewood is an emergency. Our techs diagnose and repair gas, electric, and dual-fuel systems safely — and we carry the parts to get your heat back fast.

5.0 Google RatingLicensed & Insured24/7 Emergency Service

Furnace Repair in Maplewood

Maplewood homeowners count on STL Air Pros for fast, reliable furnace repair. Our NATE-certified technicians serve all of Maplewood and the surrounding St. Louis County area with same-day appointments, upfront flat-rate pricing, and 24/7 emergency availability. We repair, install, and maintain every major brand, and every job is backed by our workmanship guarantee.

HVAC in Maplewood — Local Context

Maplewood's 1920s-30s homes on small lots mean compact mechanical rooms and tight outdoor unit placement. Ductless mini-splits are a frequent solution for these older homes, and duct sealing helps fix the comfort and efficiency issues common in original plaster-wall ductwork.

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Furnace Repair in Maplewood by STL Air Pros

What We Handle in Maplewood

Igniter, flame sensor, and pilot assembly replacement
Blower motor and capacitor repair
Heat exchanger inspection and crack detection
Pressure switch and limit switch diagnostics
Gas valve and burner cleaning and adjustment
Control board and thermostat repair
Heat pump defrost and reversing valve repair
Electric furnace element and sequencer replacement

Furnace Repair in Maplewood — Common Questions

Answers to the questions Maplewood homeowners ask us most.

How much does furnace repair cost in Maplewood?

Furnace repair in Maplewood typically ranges from $150 to $700. Igniters and flame sensors are on the lower end; blower motors, gas valves, and control boards run higher. You get a flat, upfront price after the diagnostic — no hourly billing.

Is a furnace problem in Maplewood an emergency?

It can be. If your carbon monoxide detector is going off, you smell gas, or the pilot flame is yellow or tilted, leave the house and call us immediately. No-heat calls in Maplewood during freezing weather are prioritized for same-day dispatch.

Do you repair heat pumps in Maplewood too?

Yes. Our techs are trained on heat pumps, dual-fuel systems, and electric furnaces in addition to gas furnaces. If your heat pump in Maplewood is stuck in defrost or blowing cold air in heating mode, we can diagnose the reversing valve, defrost board, or refrigerant charge.

5.0 Stars

"Our 1920s home has a tiny mechanical room and every other company said a modern furnace wouldn't fit. STL Air Pros found a compact unit, did a clean install, and even improved the airflow to the second floor. Problem solvers."

— Natalie Brooks, Maplewood, MO

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