Exact MERV 4

16 1/2 x 21 x 1 basic filters in the the exact size of 16 1/2 x 21 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a lea...

15 x 15 x 1 basic filters in the the exact size of 15 x 15 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

13 x 13 x 1 basic filters in the the exact size of 13 x 13 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

10 x 22 x 1 basic filters in the the exact size of 10 x 22 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

24 x 23 x 1 basic filters in the the exact size of 24 x 23 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

24 x 22 x 1 basic filters in the the exact size of 24 x 22 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

20 1/8 x 23 1/8 x 1 basic filters in the the exact size of 20 1/8 x 23 1/8 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

20 x 22 x 1 basic filters in the the exact size of 20 x 22 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

20 x 20 x 1 basic filters in the the exact size of 20 x 20 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

17 1/2 x 21 x 1 basic filters in the the exact size of 17 1/2 x 21 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a lea...

13 1/2 x 29 1/2 x 1 basic filters in the the exact size of 13 1/2 x 29 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

13 1/2 x 21 1/2 x 1 basic filters in the the exact size of 13 1/2 x 21 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

13 x 20 x 1 basic filters in the the exact size of 13 x 20 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

10 x 12 x 1 basic filters in the the exact size of 10 x 12 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

24 x 21 x 1 basic filters in the the exact size of 24 x 21 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

23 1/2 x 23 1/2 x 1 basic filters in the the exact size of 23 1/2 x 23 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

18 x 21 x 1 basic filters in the the exact size of 18 x 21 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

17 x 18 x 1 basic filters in the the exact size of 17 x 18 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

10 x 14 x 1 basic filters in the the exact size of 10 x 14 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

6 x 6 x 1 basic filters in the the exact size of 6 x 6 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading manufac...

30 x 6 x 1 basic filters in the the exact size of 30 x 6 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading manuf...

24 x 26 x 1 basic filters in the the exact size of 24 x 26 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

23 1/4 x 21 1/2 x 1 basic filters in the the exact size of 23 1/4 x 21 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

22 x 25 x 1 basic filters in the the exact size of 22 x 25 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...