Best Heating & Air Conditioning / HVAC In New Lenox

“Pedro was courteous and explained all maintenance procedures/processes that were completed. I felt confident that I was in good hands. I am always confident that Zark is keeping my HVAC running smoothly.“

“Water Heater quote and check. Storm came through 8/16/2025 Saturday
MagTek Mat 8/20/2025 quickly and with a sleuthing eye tracked water dripping from ceiling wall and ruled out my water heater although it was installed 2011. Mat was great in his knowledge experience and ensured that the drip is NOT the water heater. Together we trailed the drip that has slowed yet still present !!! Thank you Mat and MagTek for expertise! Now I have information to proceed in how to get this fixed b4 it becomes a bigger problem.“

“Jeremy Adams performed an outstanding job diagnosing, ordering and repairing my AC unit. He consistently checked in and urged the Supply House to track our order as it took several weeks to get the correct parts in. He was very professional and courteous through the entire journey. I will continue to use this company and request Jeremy to perform the work. I'm sure everyone else there is great, but I just had really great experience working with Jeremy. Thanks for all your support. Mike“

“RCM heating and cooling did an amazing job
They where out with in a half hour to replace the igniter on our furnace.
I highly recommend them.“

“Yesterday on 4th of July at 6:00 p.m. my air conditioning went out. I called s&s mechanical and within 1 hour their technician Anthony showed up and had the problem solved. Anthony is an excellent technician very prompt knowledgeable and friendly. I highly recommend Anthony as a technician and s&s mechanical as your HVAC company. Their VIP program is awesome and made this call worthwhile!“

“These guys have been doing my entire family for over 20 years. I would not hesitate to recommend them to friends and family.“

“Amazing service. Fast, professional and polite. You really won't find a better service for the price. trust me i've looked.“