Practical Pleated Air Filter (2-Pack) - 14 3/8" x 34" x 5" Quantity:Default The filtering media consists of

The filtering media consists of two layers of Stainless Steel roll formed baffles

This is designed to fit into 1" Return Air Grilles

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

the more efficient a filter is at removing particles

They are constructed from 304 Stainless Steel material formed to exact specifications

Practical Pleated Air Filter (2-Pack) - 14 3/8" x 34" x 5" Quantity:Default The filtering media consists ofYes, 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