Merv 13 Pleated Air Filter - 15" x 21" x 1"Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop, and long service life which reduces HVAC equipment maintenance and energy costs. 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 "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

The secret behind the A+2000‰۪s custom air filters performance is the patented stage loading/peak and valley design

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

Can be ordered in packages of 2 each only

Any Kind of Filter's Extended Surface Pleated Filters outperform ordinary furnace filters with medium efficiency and are designed for lower pressure drop

They are easy to clean by simply backwashing every month with cold water so you don‰۪t need expensive cleaners

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

Includes one Frame and PACK of 6 pads

if not you can measure it or check the HVAC unit and the owner‰۪s manual

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

One way to overcome this problem is to increase the surface area of the filter media

Instead of face loading (particles captured on the outer surface of the filter)