Q&A(2)
Q: What is the Merv rating for this filter? thanks
submitted by jo - 6 years ago
A: This filter has a MERV rating of 12. Thanks for asking!
submitted by3M Social Engagement - 6 years agoBrand expert
Q: What is the actual size of the 20x25x4 filter. I never saw the filter marked as "slim fit".
submitted by Mickeyboy - 7 years ago
A: Thank you for asking. The actual size of the filter is 19 1/2 x 24 1/2 x 3 3/4 - Inches.
submitted by3M Social Engagement - 7 years agoBrand expert