Filtrete 12x20x1 AC Furnace Air Filter, MERV 12, MPR 1500, CERTIFIED asthma & allergy friendly, 3 Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6-Pack (Actual Size 11.81x19.81x0.78 in)
Filtrete 12x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 11.81x19.81x0.81 in)
K&N 16X25X1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 8, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the Office, HVC-8-11625
K&N 16X25X1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 13, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the Office, HVC-13-11625
K&N 20X20X1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 8, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the Office, HVC-8-12020
K&N 14X14X1 HVAC Furnace Air Filter, Lasts a Lifetime, Washable, Merv 13, the Last HVAC Filter You Will Ever Buy, Breathe Safely at Home or in the Office, HVC-13-11414
