Merv 13 Pleated Air Filter - 9 1/2" x 17 1/2" x 1" Quantity:12-pack They are easy to install

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

The Pad and Frame Air Filter involves a permanent frame and replaceable filtration pad inserts

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

Simply cut a hole

is the ideal solution for healthier indoor environments for all homes and businesses

Merv 13 Pleated Air Filter - 9 1/2" x 17 1/2" x 1" Quantity:12-pack They are easy to installAny 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.