Hazelwood, St. Louis County

Heat Pump Installation & Repair in Hazelwood, MO

Heat pumps are the most efficient way to heat and cool a Hazelwood home — one system that does both. We install, repair, and service air-source heat pumps, dual-fuel, and ductless systems.

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Heat Pump Installation & Repair in Hazelwood

Hazelwood homeowners count on STL Air Pros for fast, reliable heat pump installation & repair. Our NATE-certified technicians serve all of Hazelwood 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 Hazelwood — Local Context

Hazelwood's 1960s-70s ranch homes and the nearby Boeing and manufacturing facilities mean we service both aging residential systems and commercial rooftop units. The flat terrain allows easy condenser placement, and many homes benefit from duct sealing to fix the comfort issues common in original builder ductwork.

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Heat Pump Installation & Repair in Hazelwood by STL Air Pros

What We Handle in Hazelwood

Air-source heat pump installation and replacement
Dual-fuel (heat pump + gas furnace) system design
Ductless mini-split heat pump installation
Reversing valve and defrost board repair
Refrigerant leak detection and recharge
Inverter compressor diagnostics
Auxiliary heat and strip heater repair
Heat pump-to-furnace conversion and vice versa

Heat Pump Installation & Repair in Hazelwood — Common Questions

Answers to the questions Hazelwood homeowners ask us most.

Do heat pumps work well for Hazelwood homes in winter?

Yes. Modern inverter-driven heat pumps heat efficiently down to well below freezing, and Hazelwood rarely stays below that for long. For the coldest stretches, a dual-fuel setup automatically switches to a gas furnace for backup.

Heat pump vs. furnace — which is better in Hazelwood?

It depends on your fuel costs and home. If you have natural gas in Hazelwood, a dual-fuel system is often the most efficient overall. If you're on propane or electric heat, a heat pump alone usually cuts your heating bills significantly.

Can you convert my Hazelwood AC to a heat pump?

Often, yes — if your indoor coil and electrical service are compatible. We'll tell you honestly whether a conversion makes sense for your Hazelwood home or a full replacement is the better value.

5.0 Stars

"Two other companies told me I needed a whole new system. STL Air Pros actually diagnosed a bad capacitor and a dirty coil, fixed both for a fraction of the cost, and told me my system still had years left in it. Finally an honest HVAC company."

— Brian Novak, Hazelwood, MO

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Full details on our heat pump installation & repair service across St. Louis.

Heat Pump Installation & Repair Overview

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