About the product
- Nominal Size: 12 x 18 x 1, Actual Size: 11 1/2 x 17 1/2 x 3/4 (11.5 x 17.5 x 0.75)
- Measure your air filter for the exact size and compare it to our actual size to ensure proper fit.
- Ideal for normal air filtration and will help those with mild allergies.
- Nordic Pure MERV 10 is equivalent to MPR 1000
- Made in the USA
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