Haertel Heating & Cooling

Haertel Heating & Cooling Family-owned with a longstanding reputation in Bay City for quality HVAC systems. We are your local Lennox Premier Dealer!

We design, install, and maintain your heating and cooling system with superior equipment for high-efficiency and longevity.

BREATHE EASIER!Pollen counts are rising! Upgrading your air filter can make a huge difference for the indoor air quality...
04/28/2026

BREATHE EASIER!
Pollen counts are rising! Upgrading your air filter can make a huge difference for the indoor air quality of your home. Find out about the best HVAC air filtration systems for allergy sufferers in Bay City.

Learn more: https://haertelheating.com/indoor-air-quality/

TAX RETURN? It's a perfect time to upgrade your AC or furnace to an energy-efficient system that will save you money eac...
04/14/2026

TAX RETURN? It's a perfect time to upgrade your AC or furnace to an energy-efficient system that will save you money each month of the year!

Rebates and 0% financing available for a limited time! Contact your affordable HVAC contractor in Bay City: Haertel Heating and Cooling.

Ever wonder if your old AC is actually a "money pit" in disguise? Most homeowners know their unit is aging, but they don...
04/06/2026

Ever wonder if your old AC is actually a "money pit" in disguise? Most homeowners know their unit is aging, but they don't realize that upgrading to a high-efficiency system could slash their monthly cooling costs by 20% to 50%.

Our SEER Energy Savings Calculator takes the guesswork out of the investment. By simply plugging in your current unit’s rating, it calculates your exact projected savings over the next decade. It’s not just about being eco-friendly—it’s about seeing the data-driven "break-even" point where a new unit pays for itself. Stop guessing and start saving today.

Use Our Calculator: https://haertelheating.com/energy-savings-calculator/

When efficiency improves, savings follow.Upgrading to an energy-efficient system can make a noticeable difference in you...
03/17/2026

When efficiency improves, savings follow.
Upgrading to an energy-efficient system can make a noticeable difference in your monthly costs. Haertel Heating and Cooling is Bay City's trusted Lennox dealer! Call us today to get scheduled for your new AC.

02/24/2026

Smart comfort starts with smart savings.
See how much you could save with eco-rebates — visit our Rebates Center today at Lennox.com

Coming soon!!!
02/24/2026

Coming soon!!!

MIDLAND HOME SHOW 2026! Saturday, March 14-Sunday, March 15Stop by our booth at the Midland Home Show to get free info a...
02/17/2026

MIDLAND HOME SHOW 2026! Saturday, March 14-Sunday, March 15

Stop by our booth at the Midland Home Show to get free info and pro recommendations for your heating and cooling upgrades you're considering. Learn about special financing options and various rebates, too!

FRANKENMUTH HOME SHOW 2026: Sunday, March 14-Sunday, March 15.Stop by our booth at the Frankenmuth Home Show to get free...
02/10/2026

FRANKENMUTH HOME SHOW 2026: Sunday, March 14-Sunday, March 15.

Stop by our booth at the Frankenmuth Home Show to get free info and pro recommendations for your heating and cooling upgrades you're considering. Learn about special financing options and various rebates, too!

DRY AIR IN YOUR HOME???Achieve optimal humidity levels with these solutions:✅ Whole-home humidifier. This works with you...
02/03/2026

DRY AIR IN YOUR HOME???
Achieve optimal humidity levels with these solutions:

✅ Whole-home humidifier. This works with your central heating system to maintain optimal humidity levels in your home during the winter months. Your home will be healthier and more comfortable with a whole-home humidifier

✅ Bypass Humidifier. Works in conjunction with your HVAC system, using the air handler or furnace fan to direct humidified air throughout the home.

Note: All Healthy Climate Whole-Home Humidifiers come with a 5-year limited warranty on all covered components.

🚫 Furnace Tune-Up Myth vs. Fact: Can it Wait? 🚫 A mid-winter tune-up can catch small issues before they become expensive...
01/20/2026

🚫 Furnace Tune-Up Myth vs. Fact: Can it Wait? 🚫
A mid-winter tune-up can catch small issues before they become expensive breakdowns... and a cold house! Schedule your affordable gas furnace tune-up in Bay City today for peace of mind.

Address

118 Washington Avenue
Bay City, MI
48708

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+19898926111

Website

Alerts

Be the first to know and let us send you an email when Haertel Heating & Cooling posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Haertel Heating & Cooling:

Shortcuts

Share

Category