About once every month or so you should change your furnace air filter to keep your furnace running efficiently.
Gas furnace filter change.
Filters can change from pristine white to dirty grey in a matter of weeks.
Turn off your furnace before checking or replacing the filter.
This is a sign that your air filter is clogged with contaminants forcing the furnace to work twice as hard to push fresh air through the clogged filter.
Change filters frequently to optimize furnace efficiency find out how to keep your air clean your appliances running efficiently and your energy bills down all in one go.
If the furnace turns on while there is not filter in it then it can suck up potentially damaging loose debris.
One of the easiest and cheapest ways to maintain a gas furnace plus save energy is to change the furnace filter.
Here are some tips how to change your filter.
As a general rule to keep allergy suffers as comfortable as possible change the furnace filter every 30 to 60 days.
When to change a furnace filter.
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In this video you can see how i change my furnace air filter at home.
This will prevent the furnace from turning on while you are checking or replacing the filter.
All of this extra work leads to excess wear and tear on your unit.