Practical Pleated Air Filter (2-Pack) - 13 1/2" x 21" 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

The "Practical Pleat" media is up to 28 times more effective at capturing particles than standard fiberglass panel filters

Then simply add that information to our easy to use order form above

than standard fiberglass filters purchased at retail outlets

In general

You may know them as washable air or even permanent air filters

Either way

we even have the odd sizes

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

Because we specialize in custom air filters

degrade and restrict air flow

We look forward to delivering our American-made

Filtering inserts are shipped in an easily stored packet