AC & Heating Repair, Installation & Maintenance in Hammond

Finally, a Local HVAC Company You Can Always Count On

When you want HVAC services that you can rely on, you should be looking for information beyond the services offered. Like, if the team actually cares about your home and comfort. Are they looking for a quick buck? Or are they One Hour Heating & Air Conditioning of Hammond?

Why Homeowners Call One Hour Again & Again

We didn’t land our reputation as the premier heating and air conditioning service provider by doing the bare minimum. Our licensed, insured, and highly trained professionals are more than experienced team members. They’re friendly and reliable individuals looking to make a difference in your day-to-day life.

With support from a nationally recognized brand, we’re local to the Hammond area. not only does this offer you flexible appointment times, but it also means you’re working with a small team at a locally owned and operated business. And don’t worry, we guarantee our work. With an official document written by lawyers, no less. How can we help?

Call us today for air conditioning and heating repair, installation, and maintenance in Hammond!

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.
StraightForward Pricing® Guide
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
Always On Time…Or You Don’t Pay A Dime!®
We understand your time is valuable, so we promise to arrive at your home within the predetermined time window that you select, or your service call is free.