Nordic Pure 20x25x4 (19 1/2 x 24 1/2 x 3 5/8) Pure Carbon Pleate…

Rating: 5 reviews from 1 sources

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Selected Review of 5 Reviews

I had used Nordic Pure 20x25x5 MERV8 for many years. I decided to try this 20x25x4 thinking that 1in less in thickness won't matter. … Read full review