Practical Pleated Air Filter (2-Pack) - 18 1/2" x 23 1/2" x 5" Quantity:Default Filtering inserts are anti-microbial and

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

åÊWe look forward to delivering our American-made

such as dust

built to last a lifetime

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

Practical Pleated Air Filter (2-Pack) - 18 1/2" x 23 1/2" x 5" Quantity:Default Filtering inserts are anti-microbial andYes, 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