Heating & Furnace Services in Bay City, MI
Why Bay City Homeowners Choose Haertel Heating & Cooling
- Local expertise in the Great Lakes Bay Region since 1938
- Certified HVAC technicians and transparent pricing
- First-year free maintenance on all new installs
- 24/7 emergency heating repair for customers in Bay City and surrounding areas
Service Areas
- Bay City
- Auburn
- Essexville
- Midland
- Saginaw Township
Considering A Heating System Upgrade?
When considering how to best heat your home, there are three systems for you to consider:
Furnace
These systems heat air and distribute it through ducts using a blower. They can run on various fuels, such as natural gas, propane, oil, or electricity. Furnaces are common and effective for providing consistent warmth to entire homes.
Cold-Climate Heat Pump (Hybrid Dual-Fuel System)
Heat pumps work by transferring heat from the outside air (even in cold weather) into the home. They can both heat and cool, making them versatile year-round. They are energy-efficient, especially in moderate climates, but may struggle in extremely cold temperatures.
If you’re not exactly sure what you need for cooling your home in a cost-effective way, we recommend scheduling an assessment. We’ll walk you through all of your options and even share money-saving opportunities wherever possible!
Ductless Mini-Split
A ductless mini-split is the ideal solution for Bay City homes needing targeted year-round comfort without the hassle or expense of adding new ductwork. They are best used to heat and cool hard-to-condition spaces—such as sunrooms, finished basements, home additions, or detached garages—and offer precise, room-by-room zone control. Modern cold-climate heat pump mini-splits perform reliably even during freezing Mid-Michigan winters, making them a sleek, energy-efficient alternative to supplement central heating or replace noisy window units and space heaters.

Frequently Asked Questions About Heating Services in Bay City
Repair if: The system is under 15 years old, the issue is minor, and the repair cost is less than half the price of a new unit.
Replace if: It is over 15 years old, requires frequent or expensive repairs, causes rising energy bills, or struggles to heat your home evenly.
No Heat in Freezing Weather: Your home temperature drops quickly during a Mid-Michigan freeze.
Gas or Burning Odors: A strong gas smell (rotten eggs) or intense burning odor.
Carbon Monoxide Alert: Your CO detector goes off, or you experience dizziness/nausea while the furnace runs.
Loud Metallic Sounds: Screeching, banging, or grinding noises coming from the unit.
Complete Power Failure: The system won’t turn on despite a working thermostat and reset breaker.
Yes, many energy-efficient furnaces qualify for tax credits or rebates. Check with local programs and utility companies for potential savings. It’s a great way to reduce the upfront cost of your new furnace installation.
Choose a Traditional Gas Furnace if:
You have existing natural gas service and want maximum heating power during sub-zero polar vortex events.
You prefer lower upfront installation costs.
You already have a working central AC system.
Choose a Heat Pump if:
You need to replace both your heating and cooling systems at the same time (it handles both).
You want to lower summer cooling bills and reduce carbon emissions.
You don’t have access to natural gas lines or want an electric option.
The Hybrid (Dual-Fuel) Solution: For many Mid-Michigan homes, the best choice is a hybrid system—pairing an electric heat pump for mild spring/fall days with a gas furnace backup that takes over during freezing winter nights.
Annual maintenance before winter ensures your furnace performs optimally, remains efficient, and operates safely throughout the heating season.
Choosing the right size for your furnace or heating system is crucial for comfort and efficiency. Factors like home size, insulation, and climate determine the appropriate size. An HVAC professional can perform a detailed assessment to recommend the correct heating system size, ensuring optimal performance and energy savings.




