How do you know if your furnace is going to explode?

Noises such as popping, groaning, banging, or rattling that aren't normally produced by the furnace suggest its components are malfunctioning. In addition to the loud noise, if the blower is frequently turning on and off and blowing cool air into your home, there is a high possibility that your furnace is not working.

How likely is it for a furnace to explode?

Although it is possible for a gas furnace to either catch fire or explode, it's highly unlikely. If there is a danger of this happening, the furnace will usually simply shut off—as it's designed to. Regular maintenance will further reduce this already unlikely event.

What could cause a furnace to explode?

A furnace explosion is usually the result of ignition and instantaneous combustion of highly flammable gas, vapor, or dust that has accumulated in a boiler.

What are the signs of a furnace going bad?

Can a furnace start a house fire?

A furnace is a vital component in virtually every home heating system across the country. Many people may not be aware that a furnace can cause a house fire if the conditions allow it. According to data released by FEMA, heating appliances were the second highest cause of building fires in homes during 2014.

Signs Your Furnace is Going to Explode

How do you stop a furnace from exploding?

What does it mean when your furnace smells like it's burning?

As your furnace heats back up it is burning this dust off, hence the burning smell. This is normal and is not considered to be a safety hazard. The smell should go away after a few hours once the furnace burns all the dust away.

How long does a home furnace usually last?

A well-maintained furnace can last at least 15 to 20 years, but completing annual maintenance and being diligent with repairs can extend its life even longer.

How often should a furnace be replaced?

The average furnace lasts approximately 18–20 years, though the actual number depends on the furnace itself and the level of care put into maintaining it during its lifespan.

How much is a new furnace?

A new furnace replacement can cost between $3,000 - $7,600, depending on the size of your home, the efficiency of your new furnace, and the sophistication of the equipment. That includes labor and permit fees, not just equipment costs.

Why is my furnace making a boom sound?

When delayed ignition occurs, the released gas just keeps accumulating because, for whatever reason, it won't ignite. The gas will continue to collect inside the furnace until it finally makes contact with a flame. When that happens, the gas ignites in a small explosion, creating a pop, boom, or bang that you can hear.

Is my furnace Safe?

If your furnace is burning a blue flame, very little CO is created and the unit is considered safe. The presence of a yellow or red flame indicates incomplete combustion and could mean dangerous levels of carbon monoxide are being produced.

How do you know you need a new furnace?

How much is a new furnace for a 2000 square foot home?

The average cost range for purchasing and installing a gas furnace designed to heat a 2,000-square-foot home with a 97% efficiency rating ranges from $4,000 to $8,000, with most homeowners spending around $6,000 total on a high-efficiency gas furnace replacement in a 2,000 sq. ft.

Is it worth it to replace a furnace?

Most furnaces have a lifespan of 20 to 30 years. However, this doesn't mean you can wait that long to replace yours. After about 15 years or so, you may need to consider a furnace replacement if your unit has been experiencing significant problems and requiring frequent repairs.

What is the most reliable furnace brand?

How long does it take to install a new furnace?

On average, it takes about four to 10 hours to wrap up a furnace install, depending on the type and size of the unit. As expected, a larger, more complex model will take more time and effort than a standard unit. A brand-new furnace is an important investment for any homeowner.

Should I replace my 17 year old furnace?

Your Furnace Was Installed Over 15 Years Ago

Unfortunately, even the highest quality heating systems don't last forever. According to the U.S. Department of Energy, a furnace should last 15-30 years before you'll need a replacement.

What does a bad furnace smell like?

Furnace smells like rotten eggs or like a sewer

The smell can indicate a failed heat exchanger, especially if you have a high-efficiency furnace. This is a serious problem because a bad heat exchanger can pump unsafe levels of dangerous carbon monoxide (CO) gas into your home.

What does burning electrical smell like?

An electrical fire initially has a fairly acrid smell of plastic burning. The short could be in the outlet or in the wiring inside a wall and can be hard to locate.

Why does it smell like fire in my house?

Burning Dust Smell: Sometimes, dirt and dust can gather in the air filter or heating filament when not in use. So, when you turn on the heater, the accumulated dirt and dust burns off immediately, thus, emitting a burning smell. Burning Plastic/Rubber Smell: At times, the smell indicates burning rubber or plastic.

Can a house heater explode?

Poorly installed heaters, heater controls and gas connections can cause explosions. If the heater is electric, water corrosion can cause an electrical short.

Should I see fire in my furnace?

If it's in tip-top shape, the flame visible through the opening in your furnace should be blue/blueish green depending on whether your furnace is running on propane or natural gas. A blue steady blue flame in the burner compartment is a sign your furnace is producing complete combustion, which is ideal.

Can a leaking furnace cause a fire?

Defective or improperly maintained furnaces can ignite fires and leak toxic exhaust fumes into a home or building causing injury or death.

Should a 25 year old furnace be replaced?

Age of your Furnace

If your furnace is pushing 25 years or more, it's probably nearing the end of it's effective lifespan. However, as already mentioned, this shouldn't be the end-all-be-all in the decision. You might choose to replace a 15 year old furnace, or it could last more than 30 years.