Merv 8 Pleated Air Filter - 17 3/8" x 35 1/8" x 1" Quantity:12-pack such as dust

such as dust

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

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

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

Merv 8 Pleated Air Filter - 17 3/8" x 35 1/8" x 1" Quantity:12-pack such as dustAny 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.