17.5x21x5 Filters

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What Our Customers Have to Say

Doug 1 day ago
5
Correct product per the installer and low cost for genuine parts.
William 1 day ago
5
Good quality, good value, good service!
Wendy Mosier 1 day ago
5
Discount Filters makes it easier to reorder these filters @ a cost effective price when we get our furnace checked every fall.
JOHN SHEARSTONE 2 days ago
5
Very good price for the furnace filters always delivered on time and customer service representatives are always courteous and very helpful.