Merv 11 Pleated Air Filter - 23 1/2" x 29 1/2" x 1" Quantity:12-pack The "Practical Pleat" contains over

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

and the greater the pressure drop it creates

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

The filtering media consists of two layers of Stainless Steel roll formed baffles

is an easy

Merv 11 Pleated Air Filter - 23 1/2" x 29 1/2" x 1" Quantity:12-pack The "Practical Pleat" contains overAny 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.