Exact MERV 4

24 x 18 x 1 basic filters in the the exact size of 24 x 18 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

24 x 15 x 1 basic filters in the the exact size of 24 x 15 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

23 1/8 x 23 3/8 x 1 basic filters in the the exact size of 23 1/8 x 23 3/8 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

23 1/8 x 20 1/4 x 1 basic filters in the the exact size of 23 1/8 x 20 1/4 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

23 1/8 x 11 3/8 x 1 basic filters in the the exact size of 23 1/8 x 11 3/8 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

23 x 27 x 1 basic filters in the the exact size of 23 x 27 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

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

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

19 x 29 x 1 basic filters in the the exact size of 19 x 29 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

19 x 25 x 1 basic filters in the the exact size of 19 x 25 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

18 x 23 x 1 basic filters in the the exact size of 18 x 23 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

17 1/2 x 29 1/2 x 1 basic filters in the the exact size of 17 1/2 x 29 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

17 x 30 x 1 basic filters in the the exact size of 17 x 30 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

16 1/2 x 21 3/4 x 1 basic filters in the the exact size of 16 1/2 x 21 3/4 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

16 1/4 x 26 3/4 x 1 basic filters in the the exact size of 16 1/4 x 26 3/4 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

16 x 22 1/4 x 1 basic filters in the the exact size of 16 x 22 1/4 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a lea...

15 x 21 x 1 basic filters in the the exact size of 15 x 21 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading man...

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

13 1/8 x 21 5/8 x 1 basic filters in the the exact size of 13 1/8 x 21 5/8 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

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

11 1/2 x 29 1/2 x 1 basic filters in the the exact size of 11 1/2 x 29 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

11 1/2 x 11 1/2 x 1 basic filters in the the exact size of 11 1/2 x 11 1/2 x 1. Finding the perfect fit filter isn't always easy so we teamed up wi...

9 x 29 x 1 basic filters in the the exact size of 9 x 29 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading manuf...

9 x 12 x 1 basic filters in the the exact size of 9 x 12 x 1. Finding the perfect fit filter isn't always easy so we teamed up with a leading manuf...