The leading provider of high-efficiency heating and cooling home comfort systems in Libertyville

From the beginning, Lennox has been building HVAC systems with the highest standards of quality and innovation. Whether it’s the SunSource® Home Energy System or the first air conditioner with a SEER efficiency rating greater than 25, we’re always trying to set the bar higher. Giving you the most comfortable home has always been a high priority for the team at Toptec Heating, Cooling, Plumbing & Electrical, and we want to help you take your home’s comfort to the next level.

Whether you want to have the best efficiency in your neighborhood or you’re only looking for the ideal heating and cooling upgrade for your budget, we have a system for you. When you choose Toptec Heating, Cooling, Plumbing & Electrical you know you’re going to get the best heating and cooling repair and service available from the best HVAC contractors in Libertyville.

It’s no wonder that Lennox has a reputation of quality and efficiency, given its 100+ year existence and history of being on the cutting edge of heating and cooling innovation. Feel the difference, with Toptec Heating, Cooling, Plumbing & Electrical.