Merv 11 Pleated Air Filter - 17 5/8" x 29 3/4" 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

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

Ideal for customers looking for reusable HVAC filtration solutions and custom sizing flexibility

The A+2000 Washable Electrostatic Permanent Air Filter is designed for long-term HVAC filtration performance with reusable electrostatic filtration technology

Merv 11 Pleated Air Filter - 17 5/8" x 29 3/4" 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.