Practical Pleated Air Filter (2-Pack) - 19 3/4" x 29 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

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

Filtering inserts are anti-microbial and are more efficient in capturing particles

The "Practical Pleat" contains over 500% greater surface area than a MERV 10 one-inch pleat

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

In general

This design enables A+2000 custom air filters to maintain performance over the years

This is designed to fit into 1" Return Air Grilles

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

Either way

Because we specialize in custom air filters

the more efficient a filter is at removing particles

Eliminates Filter Bypass