Furnaces Articles

How Do I Know I Have a Cracked Heat Exchanger?

December 30, 2025

Our experienced furnace repair technicians will inspect and diagnose your furnace issue and resolve the concerns you are having.

Schedule Your Annual Furnace Inspection Now

October 15, 2025

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

Prepping your heating, ventilation, and air conditioning (HVAC) system for winter not only enhances your safety and your furnace’s efficiency, it can help keep your repair budget in line during cold weather.

How Can I Make My Furnace Last Longer?

February 14, 2025

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.

Why Is the Furnace Pilot Light Going Out?

January 8, 2025

This issue happens more often than not with older furnaces, and it could be a sign you are ready to upgrade your Greenville home’s heating and cooling system with a new model. At the 10-year mark, furnaces start to lose efficiency and begin breaking down more frequently.

Why Isn’t My Furnace Heating My Entire Home?

November 15, 2024

If your furnace seems to be producing heat inconsistently around your Greenville home to you, you’re not alone. Many homes have varied conditions from room to room, causing spotty heating or cooling.

How Does My Gas Furnace Work?

October 8, 2024

On a frosty winter’s day here in Delaware, your gas furnace is hard at work, keeping your Greenville home warm and cozy. Feeling grateful? You’re not alone—it’s one of the most popular forms of heating, as American as apple pie.

How to Spot a Cracked Heat Exchanger

February 15, 2024

At Joseph Frederick & Sons, we take the safety of our customers in Delaware seriously. That’s why we want you to know how to spot a cracked heat exchanger.

How to Lower Your Winter Heating Bill

January 15, 2024

Joseph Frederick & Sons wishes more of our Delaware customers knew about the simple ways to cut heating costs during the winter. Some require a small financial investment, but some are free and incredibly simple with a little diligence. 

How to Spot a Cracked Heat Exchanger

January 8, 2024

At Joseph Frederick & Sons, we take the safety of our customers in Delaware seriously. That’s why we want you to know how to spot a cracked heat exchanger.