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How to Replace a Filter for a Forced Air Heating System
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DIFFICULTY RATING: (1 out of 5 - Beginner)

Replacing an old filter can save as much as 5 percent on your heating costs.
Step 1: Shut off the furnace.
 Locate the emergency switch for your furnace. Flip the switch to the "off" position to shut off the furnace.
Flip the switch to the
Step 1 of 5 (View Full Step by Step)


Replacement filter (Buy) Screwdriver (Buy)
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Always refer to the instructions to your furnace to determine the proper maintenance steps.

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Text by Benjamin Hardy
BobVila.com




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