Practical Pleated Air Filter (2-Pack) - 20" x 20" 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 "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

To find the size the old unit should have sizing information printed on it

Area: 224 sq in

Upgrade indoor air quality with MERV 8

compact electronic power supply

The A+2000 Washable Electrostatic Permanent Air Filter is designed for long-term HVAC filtration performance with reusable electrostatic filtration technology

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

• Helps capture airborne dust and particles

degrade and restrict air flow

Kills bacteria

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

Unlike some permanent custom air filters