Furnace Articles

How to Spot a Cracked Heat Exchanger

January 31, 2024
How to Spot a Cracked Heat Exchanger. Man coughs in his elbow while sitting on sofa at home.

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

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Furnace Flue Tips

November 17, 2023
Furnace Flue Tips - Yellow Hardhat on Furnace Coils.

Even though our Knueve & Sons Inc heating, ventilation, and air conditioning (HVAC) experts are always here for you, as a Ottawa homeowner, you should know at least a little something about your heating and cooling system. Knowledge is power after all.

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Why Is the Furnace Pilot Light Going Out?

October 12, 2023
Why Is the Furnace Pilot Light Going Out? - gas burner flame abstraction long exposure.

If the pilot light goes out on your furnace, it is something likely needing a repair.

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Heat Pump Versus Furnace

November 28, 2022
Image of three thermostats connected to different HVAC systems. Heat Pump Versus Furnace.

Looking to install a new heater in your Findlay home? Your two most popular choices are a heat pump and a furnace. Each one has advantages and disadvantages when compared to the other.

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How Do I Know When I Need a New Furnace?

October 21, 2022
Image of man giving thumbs up in front of a new Furnace. How Do I Know When I Need a New Furnace?

Furnaces are not designed to last forever, so it’s helpful to know when you should be replacing it. But how exactly will you know when it’s time?

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When Should You Replace Your Furnace?

October 11, 2022
Someone working on furnace with screw driver. When should you replace your furnace?

Your furnace plays the key role in keeping you warm in your Kalida home, but even with routine maintenance, it does not last forever. Nobody wants to think about replacing any major household system, but it’s generally more cost effective to be proactive in your thinking about it.

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How Do I Know I Have a Cracked Heat Exchanger?

February 21, 2022
How Do I Know I Have a Cracked 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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What Is Short Cycling?

December 30, 2021
Short Cycling

Short cycling is a term used in the heating, ventilation, and air conditioning (HVAC) world to explain a situation where a furnace or air conditioner turns on and off too frequently. The “short cycle” is the period of time that your HVAC equipment is actually running, and the shorter this cycle, the harder your system…

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Six Ways Your Furnace Keeps You Safe

December 16, 2021
family making cookies

Your fuel-burning furnace has a number of mechanisms that allow it to run safely and effectively. These features prevent fires and protect your indoor air quality.

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5 Reasons to Schedule a Fall Furnace Clean and Check

September 30, 2021
family outdoors in fall weather showing why it's important to schedule a fall furnace clean and check

Once the cooler weather hits here in Findlay this fall, you are going to want the inside of your home toasty and comfortable. This means turning on your furnace. Long before the first night you’ll want to use it, you should have your furnace cleaned and checked by a professional from Knueve & Sons.

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Is My Furnace Overheating?

February 15, 2021
is my furnace overheating?

Just about any electrical appliance has the potential to overheat. 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. Remember, if your system gets too hot, you should keep a cool head and get your furnace taken care of right away.

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Should I Get an 80% or 95% Furnace?

December 15, 2020
Should I Get an 80% or 95% Furnace?, girl drinking out of mug looking out her window

When it comes time to replace your current standard-efficiency furnace, there are so many decisions to make. One of the primary ones is what level of efficiency you need for your new system.

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Schedule Your Annual Furnace Inspection Now

October 15, 2020
HVAC Technician

The top of your fall to-do list should be your furnace. Prepping your system can help keep your repair budget in line.

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What Are Signs I Need a New Furnace?

February 14, 2020
Woman sitting at her desk trying to notice the signs telling her she needs a new furnace.

A furnace is a major investment for any Findlay homeowner. Although it’s not something that will need to be done frequently, most people will face the decision of needing to purchase a new heating system sometime during home ownership. Our team at Knueve & Sons wants you to understand how your furnace works and what signs you…

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How Do I Keep My Heat During Extreme Cold Weather?

January 31, 2020
Family staying warm inside their home during extreme cold weather after learning how to keep the heat indoors.

We receive countless calls every time the temperatures drop below normal ranges, as homeowners here in Findlay encounter problems with their home’s heating system. With the record-low temperatures and extreme conditions most of the country is currently experiencing, our Knueve & Sons professionals want to share some insights and tips with you to keep your indoors…

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What Are the Different Types of Furnaces?

December 27, 2019
Girl researching the different types of furnaces on her phone while relaxing on her bed.

If you happen to be in the market for a new furnace, you may be overwhelmed by the number of options available. Our professional team at Knueve & Sons would like to make it a bit easier by providing some basics on the different types of furnaces on the market today. We hope this information…

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Tips to Troubleshoot Your Thermostat

December 16, 2019
Woman looking stressed and following tips to troubleshoot her home's thermostat.

If your heating or air conditioning system suddenly stops working in your Kalida home, it’s easy to think the worst. However, sometimes the malfunction is not really caused by your heating, ventilation, and air conditioning (HVAC) system at all, but actually from a broken thermostat. Here are some expert tips on checking your thermostat first…

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Why Is My Furnace Making Loud Noises?

November 26, 2019
Man tryin to sleep but his furnace is making a loud noise.

It’s normal for your furnace to make some noise. For instance, a dull hum is to be expected. However, louder noises might spell trouble for your heating unit’s components. Remember to turn off your furnace if it makes any alarming sounds and leave the repair job to a professional. To help you, our Knueve &…

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What’s That Smell Coming From My Furnace?

November 11, 2019
Woman holding her nose trying to figure out what the smell is that is coming from her furnace.

If your furnace is producing a strange smell, you should always treat it with caution. While the cause for the odor may be benign, it could just as easily be harmful to inhale. When in doubt, always open windows to ensure ventilation, and evacuate your Ohio home. For your convenience and protection, our Knueve &…

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Fall HVAC Maintenance

October 1, 2019
Outdoor decorations on porch looking festive after homeowner scheduled their fall HVAC maintenance

As the saying goes, “Time and tide wait for no one.” Whether you’re prepared or not, the summer months and warmer weather are gone, moving aside for fall and cooler temps. That means here in Kalida, you need to think about preparing your heating, ventilation, and air conditioning (HVAC) system for fall maintenance. Maintaining your…

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Why Won’t My Furnace Stop Running?

February 25, 2019
Woman at home

Is your furnace running constantly? If so, you’re probably concerned. Believe it or not, this is a fairly common problem, so you don’t need to worry…

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Why Won’t My Furnace Stop Running?

January 8, 2019
A family relax on the sofa in a log cabin and use a smartphone.

Is your furnace blowing air without pause? If so, you’re probably feeling a bit concerned. Before calling a technician, check these three things:

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Why Isn’t My Furnace Heating My Entire Home?

November 30, 2018
Young women wearing winter cap working on laptop wrapped in a blanket at home with no heating

We want you to be comfortable at home; you deserve to be! Here are seven furnace problems that could be causing uneven heat.

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Furnace Maintenance

September 25, 2018

The first thing you should do for your gas furnace, or any of your HVAC systems, is to change the air filter. This should be done at least once a year, but as many as 3 or 4 times depending on the manufacturers specifications

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What Does AFUE Mean?

February 8, 2018
Documentation of repairs.

What does AFUE mean, how do you use it to purchase a new furnace, & what questions should you ask when shopping for a new unit?

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How Does My Furnace Work?

October 11, 2017
Hands up to a furnace

Here at Knueve & Sons, we believe knowing how your furnace works, both inside and out, is important. Keep reading to learn how your furnace works!

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