Practical Pleated Air Filter (2-Pack) - 6" x 13 1/2" x 5"Yes, 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

PACK of 6 pads for Pad and Frame Air Filters

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

Can be ordered in packages of 2 each only

Some of the other benefits of A+2000 custom air filters include the following

the greater it's resistance to airflow

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

And there are no metal parts that could lead to corrosion or oxidation within the filter

degrade and restrict air flow

from the air stream

and the greater the pressure drop it creates

One way to overcome this problem is to increase the surface area of the filter media

Unlike some permanent custom air filters