"Mike meticulously worked to make sure the door was hung perfectly. He used the right metal anchors that were durable and added hinge shims to keep the door level. Now the door latches upon closing."

"Wyatt who installed the fan was courteous and did a great job. Rob was very knowledgeable and answered all my questions when I scheduled the installation."

"The new furnace and A/C were installed professionally and on time."

"Don came out & fixed the issue with the gas leak coming out of the furnace within 15 minutes. He then helped with my Nest thermostat that reset & wasn't turning back on. He was very courteous & knowledgeable."

"The men were professional, thoughtful and helpful in finding some materials needed. They will return to install additional materials."

At One Hour Heating & Air Conditioning, we've been proudly serving Chicago-area communities with expert heating and cooling services for over 65 years.\n\nOur reputation is built on delivering legendary service—with every technician fully background-checked, drug-tested, and bringing at least five years of professional HVAC experience to your home.\n\nYou, the customer, are the most important part of our business, and we never forget that.\n\nBe sure to ask about our flexible financing options—we're here to keep comfort within reach.

"Daniel did a good job, cleaned up after finishing. I will hire him again when work is needed."

At GENERATIONS HVAC our goal is simple: fix your system, not sell you a new one you don't need. We specialize in diagnosing and repairing heating and cooling equipment quickly, honestly, and at a fraction of what larger companies charge. \nAs a locally owned, family operated business, you're dealing directly with an experienced technician, not a commissioned salesperson. We take the time to explain what's actually wrong, what your options are, and what makes the most financial sense for you. \nIf replacement is truly the best option, we can handle that too, but only when its necessary. No pressure, no upselling, just straightforward service you can trust.

Rest Assured HVAC is open Monday - Friday 8am-5pm (regardless of hours listed on Angi/HomeAdvisor). \n \nWe are committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests and make their concerns the basis of our business. 24/7 Emergency Service available. \n \nRest Assured HVAC\nElgin, IL 60124\n(847) 224-2420\nhttps://RestAssuredHVAC.com

With over ten years of experience in the HVAC industry, we are the service professionals you need to take care of your home or business. We handle all types of heating and cooling repairs. We will treat your home as we would treat our own. Give Modern Solutions Heating and Cooling a call today, we look forward to working with you!