Contact
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At GREL HVAC, we take pride in delivering dependable service with a personal touch. From repairs to full installations to services, we work closely with our customers to meet their budget and comfort needs—making the process simple and stress-free. This is why we are experts at repairing, installation and servicing, air conditioning units, furnaces, humidifiers and more!
We’ve proudly served the Southwest Suburbs of Chicago since 2002—and we’re committed to being here for generations to come. No matter the request or the conditions, we deliver our best service every time. From extreme heat waves to Chicago’s coldest winters, we keep your system running because your home’s comfort is always our top priority.
Looking to buy a new AC unit? First, give us a call so we can direct you to the right unit based on your home’s needs. There’s no need to second guess anything when we are around. If you have a unit in mind, we are able to get it installed no problem. We work with you to get you the best for your budget.
All Things Cooling
Repairs
As a family-owned HVAC company, we treat every repair like it’s in our own home. We focus on honest diagnostics, clear communication, and dependable repairs you can feel good about.
Services
Our HVAC services are meant to improve system performance, efficiency, and longevity. We provide expert diagnostics, preventative maintenance, and professional installations for reliable comfort year-round.
Installations
A proper installation makes all the difference. We provide professional HVAC installations tailored to your home’s size, layout, and comfort needs. From system selection to final setup, our team here for a proper installation, both efficient, and built to last.
Warranties included with services.
*These warranties are ONLY available for equipment and units purchased, services and repaired through our team here at GREL HVAC. If units are services, repaired or installed by another team outside of the GREL HVAC, any and all warranties are voided.
Services We Offer in the Southwest Suburbs
All Things Heating
Chicago winters demand dependable heat.
As locals, we understand how critical a reliable heating system is to keep your home safe and comfortable all winter long.
All Things Cooling
When the heat rolls in, we’re ready.
After the winter months, Chicago’s heat waves come in quickly. As a family-owned HVAC company, we offer reliable cooling services to keep your home comfortable all summer.
Commercial Services
Business’s need trusted servicers inside and outside of work.
Business owners are in need of quality services just as the rest of us do. We work hand in hand on new construction builds, apartment buildings, schools and more to provide good, reliable and honest work.