Practical Pleated Air Filter (2-Pack) - 17 1/2" x 36 7/8" 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 secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

Finally they are factory made so you don‰۪t have to deal with the hassle of trying to cut and size your custom air filters and they come with a full warranty

so it can provide a lifetime of dependable service

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

such as dust

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

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

To order washable electrostatic custom air filters you just need to know the size of the current air filter

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

We look forward to delivering our American-made

Eliminates Filter Bypass

and the greater the pressure drop it creates