The 18x24x6 air filter is an extended surface pleated filter, which outpaces ordinary air filters with medium efficiency, and are engineered for decreased pressure drop, and extended service life, which reduces HVAC equipment maintenance and energy expenses. Filter Hut's 18x24x6 air filter is graded to ASHRAE test standards 52.2, which ensures that the air filter will filter as good or better than original manufacturer 18 x 24 x 6 air filter.
- 18x24x6 nominal size.
- 17-1/2 x 23-1/2 x 5-3/4 actual size.
- Pleated design.
MERV classified to ASHRAE ratings.
- 500 fpm rated velocity
- 4 filters in a case.