Your Comfort Is Just A Call Away

Herrin Heating & Cooling Experts

Don't Let "Small" Problems Turn
Into Big Ones. One Hour Can Help.

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Herrin Air Conditioning & Heating Services

Air Conditioning, Ventilation & Heating Services in Herrin, IL

Throughout the years, Pass One Hour Heating & Air Conditioning® has been helping families throughout Herrin regain the comfort of their homes. Customers come back to us again and again for one simple reason: we put their needs first. Whether you need to repair your heater, clean your ventilation system, or replace your AC, there’s nothing our team can’t handle. Our technicians are licensed, trained, and experienced to handle any HVAC repairs and installations. We back up our work with a 100% satisfaction guarantee!

Why Homeowners Call One Hour Again & Again

We adhere to a strict code of ethics, which includes offering a high level of service, treating customers with honesty and respect, and offering fair prices upfront. Our Herrin technicians always ensure to install, repair, design, and service HVAC systems and parts according to strict accordance with the highest industry standards across the United States. We know your time is valuable, that’s why we guarantee on-time arrivals to scheduled appointments: “Always On Time...Or You Don’t Pay a Dime!”® We are available to answer your calls 24/7. Get in touch with us today!

Always On Time... Or You Don't
Pay A Dime

‘Round the Clock Availability
No matter the hour, you can trust One Hour to be there
to help you when you get hit with the unexpected.
100% Satisfaction Guarantee
We guarantee our materials, labor, and craftsmanship
for up to two years from the date of your service.
We Love What We Do
Our trained Comfort Specialists are friendly,
knowledgeable, and genuinely love helping people.

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We Have A Reputation For Being Punctual, Friendly, and Knowledgeable

“He was pretty fast, didn't take long, and was a nice and friendly guy. Since I signed up for their service contract, I will be using them again.”
- Don B.
“Technician was knowledgeable, on time and efficient. No problems noted. As usual, I was very satisfied with the work done.”
- Barbara S.
“No complaints have been very satisfied with the service I have received.”
- Virginia M.
“I like to have Steve comes to my house because he is familiar with our furnaces and air conditioners. And he always does a great job.”
- Jan S.
“Very helpful and was very easy to understand all the things he told us we could do. I would highly recommend this company so helpful.”
- Robert A.
“They have always been really good. Their techs are always friendly, professional, and on time. We will be using them again.”
- Pat S.