Haertel Heating and Cooling

  • SERVICES
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      • Furnace Repairs
      • Furnace Installation and Replacement
      • Furnace Maintenance & Tune-Up
      • Heat Pump Services
    • Cooling
      • AC Repair
      • AC Installation & Replacement
      • AC Maintenance & Tune-Up
    • Ductless Mini-Split
    • Smart Thermostat
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  • Lennox
  • Service Area
    • Bay City
    • Auburn
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How do germicidal lights work to improve indoor air quality?

Germicidal lights, specifically those emitting UV-C light, improve indoor air quality by inactivating or destroying microorganisms like bacteria, viruses, and mold spores. Here’s how they work: It’s important to note that the effectiveness of germicidal UV lights depends on factors such as the intensity of the light, the duration of exposure, and the specific type […]

Filed Under: Germicidal Lights

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

24/7 Emergency Dispatch
Live Answer, Every Call. Exclusively available to our customers!

Showroom Hours
M–F 8AM–4:30PM (walk-ins/estimates)
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

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