Description
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- Pleated design.
- MERV tested to ASHRAE grades.
- 16.25 x 21.5 x 0.75 actual size.
- 12 filters to a case.
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Our 16 1/4 x 21 1/2 x 1 Non-Standard air filter is an extended surface pleated filter, which outperforms ordinary air filters with medium efficiency, and are engineered for decreased pressure drop, and increased service life, which reduces HVAC equipment maintenance and energy expenses. Our 16 1/4 x 21 1/2 x 1 air filter is governed to ASHRAE test standards 52.2, which ensures that the air filter will capture dust as good or better than original brand 16 1/4 x 21 1/2 x 1 air filter.