Brand Name: Ace *Width: 12 in. *Height: 20 in. *Depth: 1 in. *MERV Rating: 8 MERV *Pleated: Yes *Product Type: Air Filter *High Efficiency: No *Metal Mesh Support: Yes *Filters Dust/Lint: Yes *Filters Viruses: Yes *Filters Pollen: Yes *Filter Frame Material: Cardboard *Filters Bacteria: Yes *Trimmable: No *Number in Package: 1 pk *Electrostatic: Yes *Filters Smoke: No *Filters Mold Spores: No *Traps particles such as plant spores, lint and pet hair *Lasts up to 3 months