Furnace Articles

What’s That Smell Coming From My Furnace?

December 19, 2025
What’s That Smell Coming From My Furnace? Worried senior smartphone user getting bad, concerning news message, holding mobile phone.

If your furnace is producing a strange smell, you should always treat it with caution.

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Furnace Maintenance and Winter Energy Saving Tips

December 12, 2025
Furnace Maintenance and Winter Energy Saving Tips. A technician working on a unit.

But the last thing you want to deal with during the first cold snap of the season is a furnace that won’t turn on. At Design Flow Heating & Cooling LLC, we want to help you stay warm, safe, and stress-free all winter long.

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How Does My Gas Furnace Work?

November 21, 2025
the house stands near the flame of a gas boiler.

Our team at Design Flow Heating & Cooling can help you save big bucks on your monthly utility bill by replacing your aging furnace.

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How Can I Lower My Heating Bill This Winter?

November 14, 2025

Are you anticipating a higher heating bill this winter? Here in Eldersburg, temperatures can get pretty low. Energy cost are also on the rise with local provider rate increases. The only way to ensure you remain perfectly comfortable inside your home is by cranking up the heat.

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How Do I Know When It’s Time to Buy a New Furnace?

October 17, 2025
Woman carrying firewood on a trail in the woods with her dog.

Our team of professionals will guide you and provide you with everything you need to know about your heating and cooling systems.

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Schedule Your Annual Furnace Inspection Now

September 12, 2025

What’s at the top of your fall to-do list in Eldersburg? Make sure it is your furnace.

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How Do I Know I Have a Cracked Heat Exchanger?

February 21, 2025
How Do I Know I Have a Cracked Heat Exchanger? A working heat exchanger.

Your helpful neighbor suggested the issue you are having with your gas furnace sounds like it could be due to a cracked heat exchanger. What is a heat exchanger? How can you tell if this is the issue? What should you do about it? 

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Is My Furnace Overheating?

February 14, 2025
Is My Furnace Overheating? Photo of a sister and brother lounging by a window, playing on their phones.

Just about any electrical appliance has the potential to overheat, and furnaces are no exception. As a homeowner, you need to take precautions to lower the risk of an overheated unit. You should also be wary of the associated symptoms so you know when to take action.

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How Can I Make My Furnace Last Longer?

December 20, 2024
How Can I Make My Furnace Last Longer? Photo of a young woman relaxing on her sofa at home while using her mobile phone.

The average furnace lasts between 10 and 15 years. But did you know you can take steps to make it last longer? There is no shortcut or hack to increase your furnace’s longevity.

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How Do I Know When I Need a New Furnace?

December 13, 2024
Group of friends having a joyful weekend. They are sitting on the floor, eating, drinking and talking.

Our experts are happy to answer your questions on replacing your furnace. We want to help you make the best decision for your comfort and needs.

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