Illinois summers aren’t known for their scorching summer days, but there are still heat waves and uncomfortable temperatures that drive people indoors. But if your air conditioner isn’t working right or doesn’t have enough Freon, you’re left with a hot, uncomfortable home. Failing to repair it could also result in a damaged system or sky-high … [Read More]

If your AC isn’t running like it used to or cooling properly, the answer could point to a problem with your Freon. It’s likely you have a leak or other problem that needs to be addressed as soon as possible. Trying to fix it yourself is tempting, but just adding Freon isn’t usually the answer … [Read More]

It’s natural to feel annoyed, furious, and anxious when your air conditioning in Schaumburg, IL or the surrounding area stops working. However, AC problems are widespread, and some are relatively simple to repair. Continue reading to learn what you need to know to feel less bewildered while assessing your faulty air conditioner. As always, you … [Read More]

How to Save Energy and Stay Comfortable All Year Round Are you looking to save money on your energy bills and keep your home comfortable in Schaumburg, IL? Setting your thermostat to the right temperature can make a big difference. Here’s how to find your ideal thermostat settings for the summer and winter. Find the … [Read More]

Are you in the market for a new HVAC system? Are you wondering about the cost, your options, and the process of HVAC replacement? Read on to learn what you need to know to help you make the best decision for your home and budget! You can also check out our post about the best … [Read More]

Is your upstairs hotter than your downstairs? Do you keep asking yourself, “Why is it hotter upstairs than downstairs?” but you can’t find the answers you need? At On the Mark Heating & Air, we’ve found that in nearly every multi-level or split-level home we service, the upstairs is hotter than the downstairs. Our Schaumburg … [Read More]