Merv 11 Pleated Air Filter - 18 7/8" x 24 1/2" x 2" Quantity:12-pack the "A+2000" brand Permanent Washable

the "A+2000" brand Permanent Washable Electrostatic custom air filters are truly quality products

than standard fiberglass filters purchased at retail outlets

the greater it's resistance to airflow

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

Because we specialize in custom air filters

Merv 11 Pleated Air Filter - 18 7/8" x 24 1/2" x 2" Quantity:12-pack the "A+2000" brand Permanent WashableAny 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.