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Furnace/AC filter change interval?
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10-28-2024, 08:14 AM
swally
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Join Date: Feb 2009
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Quote:
Originally Posted by
Ecuadog
Filtrete 16x25x1, MERV 13... change every 3 months... probably overkill.
Not for those thin ones. 1” is a monthly change. Depends on quality too.
swally
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