Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air. Featured • Vacuum-insulated design maintains temperature

• Vacuum-insulated design maintains temperature for several hours

indicating its popularity among fans

this product has received widespread acclaim from customers

or car use

Filtrete 20x20x1 AC Furnace Air Filter, MERV 5, MPR 300, Capture Unwanted Particles, 3-Month Pleated 1-Inch Electrostatic Air. Featured • Vacuum-insulated design maintains temperatureDesigned with a 20x20x1 inch size to fit standard installations. MERV 5 rating captures 85% to 90% of airborne particles as small as 3 10 microns. MPR 300 capture rate removes 99. 7% of 2. 5 10 micron particles. Electrostatic charged fibers attract unwanted particles, allowing for easy cleaning. 1 inch pleated design provides increased surface area for better airflow. Pack includes six filters for replacement every three months. Read our review here