Haertel Heating and Cooling

  • SERVICES
    • HEATING
    • COOLING
    • INDOOR AIR QUALITY
    • Energy Savings Calculator
  • LENNOX
  • SERVICE AREA
    • Bay City
    • Auburn
    • Essexville
    • Midland
    • Saginaw Twp
  • ABOUT
  • Updates
    • Helpful Tips

How do I know if my home has poor air quality?

Determining if your home has poor air quality can sometimes be tricky because many of the symptoms can mimic common illnesses. However, there are several signs – both physical and environmental – that can indicate a problem. Here’s how to know if your home might have poor air quality: 1. Physical Symptoms & Health Effects […]

Filed Under: Indoor Air Quality

Can regular HVAC maintenance improve air quality?

Absolutely! Regular HVAC maintenance plays a critical role in improving and maintaining good indoor air quality (IAQ) in your home. Here’s how:

Filed Under: Indoor Air Quality

What role does humidity play in air quality?

Humidity plays a crucial and often underestimated role in indoor air quality, impacting both your comfort and health. Maintaining the right balance is key: High Humidity (above 50-60% Relative Humidity) Low Humidity (below 30% Relative Humidity) Ideal Humidity The U.S. Environmental Protection Agency (EPA) and other health organizations recommend keeping indoor relative humidity between 30% […]

Filed Under: Indoor Air Quality

What are the benefits of a high-efficiency air conditioner?

Investing in a high-efficiency air conditioner, especially with a higher SEER2 rating, offers numerous benefits that extend beyond just cooling your home:

Filed Under: Air Conditioner

What’s the difference between a central air conditioner and a ductless system?

Central air conditioners and ductless mini-split systems both cool your home, but they achieve it in fundamentally different ways based on how the conditioned air is distributed: Central Air Conditioner Ductless Mini-Split System

Filed Under: Air Conditioner

  • « Previous Page
  • 1
  • …
  • 4
  • 5
  • 6
  • 7
  • 8
  • Next Page »

Haertel Heating and Cooling
118 Washington Ave
Bay City, MI 48708
PHONE: (989) 892-6111
FAX: (989) 892-4434

Emergency Service Hours: 24/7
Exclusively available to our customers!

Office
Monday…8AM – 5PM
Tuesday…8AM – 5PM
Wednesday…8AM – 5PM
Thursday…8AM – 5PM
Friday…8AM – 5PM
Saturday-Sunday…Closed
Showroom is closed 12PM – 1PM

Haertel Heating and Cooling
provides quality HVAC services
in a timely manner.
We’ve been building lifelong relationships
in the Great Lakes Bay Region for over 80 years!

 

SERVICE AREAS

Bay City | Midland | Auburn | Saginaw Twp | Essexville

Copyright © 2026, Haertel Heating & Cooling • Design: ImageMatters Creative Design • Privacy Policy