Merv 11 Pleated Air Filter - 9" x 13" x 1" Quantity:4-pack The "Practical Pleat" contains over

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

MERV 11 Standard Pleated Air Filters help capture airborne particles such as dust

these filters help protect heating and cooling equipment from unnecessary dust buildup and airborne contaminants

• Helps reduce airborne dust and particles

Size: 20x20x1 (20

Merv 11 Pleated Air Filter - 9" x 13" x 1" Quantity:4-pack The "Practical Pleat" contains overDesigned for dependable everyday HVAC filtration, MERV 11 Standard Pleated Air Filters help capture airborne particles such as dust, pollen, lint, pet dander, and household debris while supporting proper airflow and HVAC system performance. These disposable pleated air filters are built for residential and light commercial HVAC systems requiring reliable filtration without restricting airflow. The pleated media design increases surface area compared