Hello folks, here to discuss HVAC in the Illinois area—with a focus on the Lake County area. With the extreme weather patterns we get in this region, it’s super important to have a reliable heating and cooling solution. I just had work done by a local HVAC company called Optimized air quality testing Lake County (https://duvidas.construfy.com.br/user/hotkaren5) Heating and Cooling in the Round Lake area, and they were great—prompt service, reasonable rates, and took time to explain everything. If you're facing furnace problems or need an AC tune-up before the warm months, I’d encourage finding a experienced company that understands Illinois weather. Take care!