Slide 10: Replacing a Furnace Filter

Slide9

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To improve air quality as well as furnace efficiency, check your furnace filters for dirt monthly and change them at least every three months. A new filter will substantially reduce the number of airborne dust particles. If you have allergies, you might want to invest in a better filter. Replacement is a cinch. Just swap the old one for a new one, and you’re done.


Related:  How To: Choose the Right Furnace Filter


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