17.5x21x5 Filters

What Our Customers Have to Say

Colleen D. 1 day ago
5
Works well in the furnace. I would buy again.
Joel D. 1 day ago
5
On the expensive side but they keep my house and air clean and filtered,
Carolyn B. 2 days ago
5
The staff was very helpful and able to help me when I placed the wrong size order Very nice company to work with and product is perfect & shipped fast
David M. 3 days ago
5
Excellent purchase of a hard to find item. The filter size is a perfect fit for my old furnace filter housing.