Pad Refills (Pack of 6 Pads) - 23 7/8" x 23 7/8" x 1"PACK of 6 pads for Pad and Frame Air Filters Filtering inserts are anti microbial and are more efficient in capturing particles, such as dust, ragweed, pollen, etc., from the air stream, than standard fiberglass filters purchased at retail outlets. Filtering inserts are shipped in an easily stored packet.

A higher MERV rating means that the air filter that you are about to purchase possesses a higher amount impurity filtration ability than your ordinary filter

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

This is a 5" MERV 10 HIGH PERFORMANCE AIR FILTER

the greater it's resistance to airflow

28X Increased Efficiency

We can make custom air filters in heights and widths ranking from 6 inches to 36 7/8 inches with increments in 8ths of an inch

We look forward to delivering our American-made

Eliminates Filter Bypass

some just refer to them as electrostatic filters

They are easy to install with custom air filters made to the sizes that you specify

Available in packs of 4

the A+2000 uses no foam that may clog