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What is the Best Brand of HVAC Equipment?

What is the BEST brand of HVAC equipment? We get asked this question a lot, and rightfully so! If you are making a big purchase of a new air conditioner or new furnace, you only want the best quality HVAC equipment. Finding the best air conditioner or the best furnace for your home and comfort … [Read More]

Mark Portuese on Home Answers Radio and How to Choose the Right HVAC Company

When our own Mark Portuese from On the Mark Heating & Air sat down with Home Answers Radio, the conversation immediately shifted from sales talk into the no-nonsense, practical advice that homeowners need. Host Roger Piper kicked off the interview with the simple question about what people should ask before hiring an HVAC company. Mark … [Read More]

Common Heat Pump Issues and How to Troubleshoot Them

Do you have a heat pump issues in Illinois but aren’t sure if it’s working properly? As the winter chill sets in, you need your heat pump to work as efficiently and reliably as possible. But like any heating system, a heat pump takes some troubleshooting and maintenance to keep it running smoothly. Don’t worry, … [Read More]

AC Not Cooling

AC Not Cooling? Here’s Why, and What You Can Do About It It’s a hot summer day in Palatine, IL, and your air conditioner is running, but the house still feels like a sauna. If your AC isn’t cooling, you’re not alone. This is one of the most common problems homeowners face during peak heat, … [Read More]

Smart Thermostats 101

Smart Thermostats 101: Benefits, Compatibility & Why Professional Installation Matters Smart thermostats have moved from “nice-to-have” gadgets to must-have energy-savers for today’s connected homes. In this guide you’ll learn what makes them different from standard thermostats, how they help cut utility bills, and the answers to the questions homeowners ask most—plus why calling On The … [Read More]

Ductless Mini Splits VS Traditional Arlington Heights HVAC

Ductless Mini Split Air Conditioners: The Smart Solution for Efficient Home Cooling in Arlington Heights, IL If you’re searching for a better way to cool your home without the bulk and energy loss of traditional ductwork, ductless mini split systems, also known as heat pumps, may be exactly what you need. These compact, energy-efficient systems … [Read More]

Why Does My Air Conditioner Smell?

Why Does My Air Conditioner Smell? 8 Common Causes & What You Can Do Noticing a strange smell coming from your air conditioner? Whether it’s musty, chemical, or something worse, an unpleasant odor from your AC isn’t just annoying—it could be a warning sign that something’s wrong with your system. In this blog, we’ll break … [Read More]

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