Practical Pleated Air Filter (2-Pack) - 18" x 20" x 5" Quantity:Default PACK of 6 pads for

PACK of 6 pads for Pad and Frame Air Filters

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

oxidation and deterioration

degrade and restrict air flow

The A+2000 line is easy to maintain with no need to buy oils or adhesives to enhance effectiveness

Practical Pleated Air Filter (2-Pack) - 18" x 20" x 5" Quantity:Default PACK of 6 pads forYes, we even have the odd sizes! The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters. In general, the more efficient a filter is at removing particles, the greater it's resistance to airflow, and the greater the pressure drop it creates. One way to overcome this problem is to increase the surface area of the filter media. The "Practical Pleat" contains over 500% greater surface