The average life expectancy of furnaces in homes today is between 16 and 20 years.
60 year old gas furnace.
Many old furnaces run on gas or oil.
All in all still seems to do the job quite well.
If your furnace is close to this age or older you should begin shopping.
New furnaces are much more efficient to run than a 60 year old furnace.
Some of the dangers of an old.
Especially if the unit is more than about 15 years.
Furnaces have become more energy efficient over the years.
According to the environmental protection agency a new energy star gas furnace will save an average of 94 in energy costs per year while a new energy star oil furnace saves an average of 66.
A 20 or 25 year old furnace has an efficiency rating of about 60.
Thermostat is set to 62.
One of the parts they ll examine every year is the heat exchanger.
How old is your furnace.
If you follow this reasoning your 30 year old appliance has already doubled its expected lifespan.
That means 35 of the gas and old furnace uses is simply being wasted.
Furnace probably about 60 yrs old.
The average age for gas furnaces.
Instead of warming your house 40 of the heat generated through combustion of natural gas goes up the flue and out the chimney.
Room temp is approx 68.
High efficiency furnaces of today on average have an efficiency rating of 95.
Is the following correct.
Perhaps you do have an older furnace and you ve arranged for qualified hvac technicians to keep it in good shape.
Dangers of an old furnace.
Jan 15 2018.
A gas furnace made in the early 1970s typically has an afue of about 65 percent.
Oil burner converted to nat gas 40 years ago.
Over a couple year period it would likely cost you more to use the old furnace than to replace it with a new efficient one.
So while your older furnace may last 13 to 20 years consider the many benefits of replacing an older furnace with a modern new one.
A good place to start is to compare your oil or natural gas furnace age to the national average.
Blower motor replaced six years ago.
The only time you should ever be able to smell gas or oil coming from your furnace is when you turn it on for the first time of the season.
While gas furnaces are an efficient method of heating your michigan home old furnaces can pose an array of health and safety concerns.
Some sources report the average lifespan of a gas furnace to be only 15 years.
Estimates for the average lifespan of a gas furnace vary widely.
Dangers of an old furnace.