Filter Hut 24x24x4 air filter is an extended surface pleated filter, which outperforms standard air filters with medium efficiency, and are engineered for decreased pressure drop, and increased service life, which reduces HVAC equipment maintenance and energy expenses. The 24x24x4 air filter is measured to ASHRAE test standards 52.2, which ensures that the air filter will function as good or better than OEM 24 x 24 x 4 air filter.
- 24x24x4 nominal size.
- 23.375x23.375x3.5 actual size.
- Pleated design.
MERV rated to ASHRAE standards.
- 1967 cfm flow rate.
- 6 filters to a case.