20x20x1 MERV 8 Pleated Air Filter 6PK - 19.5x19.5x.75 - Actual Size 16x24x1 Length (in) : 20

Length (in) : 20

and waterproof housing

If you see a significant drop in pressure you should change your cartridge

Micron Rating: 50

2m) neckstrap

20x20x1 MERV 8 Pleated Air Filter 6PK - 19.5x19.5x.75 - Actual Size 16x24x1 Length (in) : 2020x20x1 MERV 8 Air Filter Box of 6 Actual Filter Size: 19. 5x19. 5x. 75 Our goal is to provide the best air filters for every home. While pure air is always our goal, we know that some HVAC units are unable to use higher MERV rating filters. So, we also offer MERV 8 filters. Our MERV 8 20x20x1 air filter is perfect for homes that have older HVAC units. Although MERV 8 filters are not as efficient as higher MERV rating filters, they are still great