Five-Seasons M0-1056 filter. (3-pack) M0-1056 MERV 11 yields high indoor air quality with an exceptional filter that rivals the competition. GREAT VALUE: You pay only $48 each! Pay less, get more. Most affordable product of this size! HIGHLIGHTS MERV 11 Lifespan: 6 months Exact size:... MSRP: Was: $158.00 Now: $144.00 Add to Cart