Practical Pleated Air Filter (2-Pack) - 20 3/4" x 30 3/4" 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

built to last a lifetime

than standard fiberglass filters purchased at retail outlets

In general

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

such as dust

28X Increased Efficiency

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

Includes one Frame and PACK of 6 pads

We look forward to delivering our American-made

some just refer to them as electrostatic filters

and the greater the pressure drop it creates