St. Louis County License: MHV02516
Jefferson County License: M379

O'Fallon Heat Pump Installation

Professional Heat Pump Replacement Services in O'Fallon & Beyond

As energy costs increase, it is becoming more important every day for homeowners to find a heating and cooling system that provides reliable comfort without costing a fortune in energy bills. Heat pumps are an increasingly popular option for homeowners because heat pumps can provide cooling and heating through transferring heat rather than generating it. If you are looking for an HVAC upgrade, a heat pump installation in O'Fallon may be exactly what you need.

Heritage Heating & Cooling installs heat pumps that offer benefits from innovations in HVAC technology, which means both performance and eco-friendliness. Our installations are designed to deliver maximum energy savings while maintaining a low environmental footprint. We incorporate advanced systems that adapt seamlessly to the seasonal changes experienced in O'Fallon, ensuring your indoor environment remains comfortable all year round. As a veteran-owned company, we also take pride in honest recommendations and clear communication throughout every project. 

Call (618) 356-2781 or contact us online to get a free estimate for a heat pump installation or upgrade. 

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We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

Why You Need an O'Fallon Heat Pump Professional

Frankly, choosing the appropriately sized heat pump system for your space requires a lot of technical knowledge and math. When we are sizing a unit, we consider factors like the size of your home, your energy efficiency goals, and the existing ductwork setup. A professional assessment by the technicians at Heritage Heating & Cooling will guide you in selecting a system that meets your needs effectively. We offer free estimates and personal consultations to help you find the best fit for your home, focusing on optimal capacity and energy performance.

During our consultation, we analyze your existing energy consumption patterns, identify areas where efficiency can be improved, and factor in the unique architectural features of your home. By considering these elements, we work to ensure that the selected heat pump will meet your heating and cooling expectations, while also supporting comfort and sustainability.

In many cases, we also review the age and condition of your current equipment to determine whether repairs make sense or if a full system change is the smarter long-term choice. If your system is older, frequently breaking down, or using outdated refrigerant, we can discuss options for a heat pump replacement O'Fallon property owners can feel confident about. Our goal is to help you balance upfront costs with projected energy savings so you can make an informed decision that aligns with your budget and comfort goals.

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  • American Standard Authorized Dealer
  • BBB A+ Accredited
  • Home Advisor Screened & Approved
  • Nextdoor Neighborhood Favorite
  • Yelp!
  • Environmental Protection Agency (EPA) Certified
We Service All Makes & Models
Our technicians have the expertise to service all HVAC brands.

Frequently Asked Questions About Heat Pump Installation in O’Fallon

How long does a heat pump installation take?

Most heat pump installations in O’Fallon can be completed in one day, depending on the system type and your home’s setup. If ductwork or electrical upgrades are needed, it may take up to two days. Our team at Heritage Heating & Cooling always ensures a smooth process with minimal disruption to your home.

What size heat pump do I need for my home?

The ideal heat pump size depends on your home’s square footage, insulation quality, and energy needs. Installing a unit that’s too large or too small can lead to inefficiency and higher bills. Our certified HVAC technicians will perform a load calculation to recommend the perfect system for optimal comfort and efficiency.

How often should my heat pump be serviced?

We recommend scheduling maintenance twice a year—once before the heating season and once before cooling season. Routine service keeps your system efficient, prevents costly repairs, and extends its lifespan. You can sign up for a maintenance plan with Heritage Heating & Cooling to stay on schedule.

Are heat pumps energy-efficient in Missouri’s climate?

Yes! Modern heat pumps are highly efficient even in cold O’Fallon winters. Many systems now include variable-speed compressors and cold-weather performance technology, allowing them to heat effectively even when outdoor temperatures drop below freezing.

What’s the average cost of heat pump installation in O’Fallon?

Costs vary depending on system size, brand, and installation complexity. On average, heat pump installations range between $5,000–$9,000 in the O’Fallon area. However, Heritage Heating & Cooling offers competitive pricing and flexible financing options—call us at (618) 356-2781 for a free estimate.

Can a heat pump replace both my furnace and air conditioner?

Absolutely. A heat pump system provides both heating and cooling using a single unit. This makes it an ideal energy-saving replacement for traditional furnace and A/C setups—especially when paired with a high-efficiency air handler.

What brands of heat pumps does Heritage Heating & Cooling install?

We work with top-rated, industry-leading brands such as Trane, Lennox, Carrier, and Mitsubishi. Each brand offers models with exceptional performance, quiet operation, and long-term warranties. We’ll help you choose the best option for your home and budget.

Do you offer financing or rebates for heat pump installation?

Yes! Heritage Heating & Cooling partners with leading lenders to provide flexible financing options for qualified customers. Additionally, many energy-efficient heat pumps qualify for federal or local utility rebates, helping you save even more. Ask our team for current offers when you schedule your consultation.

What areas near O’Fallon do you serve?

In addition to O’Fallon, we proudly serve homeowners in St. Peters, Wentzville, Lake St. Louis, Chesterfield, and surrounding communities. Our technicians are local, prompt, and dedicated to keeping your home comfortable year-round.

How do I schedule my heat pump installation?

It’s easy! Simply call (618) 356-2781 or visit our contact page to book your consultation. A friendly technician from Heritage Heating & Cooling will assess your home and recommend the best system for your needs.

  • Family-Owned & Veteran Operated
  • Warranty-Backed Services
  • EPA-Certified Company
  • Insured for Your Peace of Mind
  • Financing Options Available
  • Background Checked Technicians

Contact Heritage Heating & Cooling Today!

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