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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.
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Step 3: Pull out the filter.
With the door off, slide out the filter.
 Slide out the old filter.
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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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