When your air conditioner reaches the end of its lifespan, be prepared for a long, hot summer. In Chicago, temperatures often soar into the 80s this time of year. Fortunately, the HVAC techs at Duane Blanton Plumbing, Sewer, Heating & Cooling provide expert AC installation in Round Lake, IL. We can help you choose a brand-new, top-quality AC replacement that will keep you comfortable as the heat starts to set in.