Returning Customers: If your last order was before 4/14/2018, we ask that you register for a new account.


20x20x1 Ultravation ProgressiveMedia MERV 11 Filter 91-022 – single pack


Single filter. Genuine ProgressiveMedia™ MERV 11 1-inch pleated filter. Fits any straight through style air cleaner with 20×20 dimensions. For savings on your per filter cost, purchase our 3-pack.

SKU: 91-022SNGL



Photronic SST: 92-091, 92-092, 92-093, 92-094, 92-095, 92-096

Additional information

Weight 3 lbs