Always turn off the furnace before replacing the filter.
Do it yourself
$10–$30
parts & materials, about 30-60 minutes of your time
Hire a pro
$75–$150
typical all-in price
Doing it yourself could save roughly $45
Rough estimates for guidance only — actual costs vary by job, materials and local prices. Get real quotes.
Tools you'll need
ScrewdriverVacuum cleaner
Parts & materials
Furnace air filter
Typically need: 1
$10-$30
per each
Estimated materials total: $10–$30. Prices vary by region and retailer.
Step by step
1Turn off the furnaceLocate the power switch or circuit breaker for the furnace and turn it off to ensure safety while replacing the filter.5 min
2Remove the old air filterOpen the access panel of the furnace and carefully slide out the old air filter.10 minScrewdriver
3Clean the areaUse a vacuum cleaner to remove any dust or debris from the filter compartment.10 minVacuum cleaner
4Install the new air filterSlide the new air filter into the compartment, ensuring it is oriented correctly according to the airflow direction indicated on the filter.10 min
5Close the access panelSecurely close the access panel of the furnace, ensuring it is properly latched.5 minScrewdriver
6Turn the furnace back onRestore power to the furnace by turning the switch or circuit breaker back on.5 min
Permits, safety & disposal
Safety rules
Always turn off the furnace before servicing.
Use appropriate personal protective equipment if necessary.
Legal disposal
Dispose of the old air filter in regular household waste.
Check locally
Check with local HVAC regulations in Naperville, IL for any specific requirements.
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