Practical Pleated Air Filter (2-Pack) - 14 3/8" x 16" x 5" Quantity:Default with each stage capturing progressively

with each stage capturing progressively smaller particles inside the filter

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

Easy Installation and ServiceåÊ

The permanent frame is constructed of space-age plastics that are resistant to corrosion

we even have the odd sizes

Practical Pleated Air Filter (2-Pack) - 14 3/8" x 16" x 5" Quantity:Default with each stage capturing progressivelyYes, 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