Filtrete 20x20x1 AC Furnace Air Filter, MERV 13, MPR 1900, Premium Allergen, Bacteria & Virus Filter, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 2-Pack (Actual Size 19.69x19.69x0.78 in)

Filtrete 20x20x1 Furnace Air Filter MPR 1900 MERV 13, Healthy Living Ultimate Allergen, 2-Pack (exact dimensions 19.69 x 19.69 x 0.78)

LEVOIT Core 300 Pet Allergy Replacement Filter, 3-in-1 True HEPA, High-Efficiency Activated Carbon, Core300-RF-PA, 1 Pack, Yellow