Tier1 Pleated Air Filter - 21x26x5 - MERV 11 Replacement for Trane Air Conditioner System Air Filters Improves Air Quality - 2 Pack

Actual Size: 20 1/10 inches (length) x 25 7/10 inches (width) x 5 inches (depth) Effective Filtration: MERV 11 synthetic media (comparable with MPR 1000 - 1200 & FPR 7) protects homes from pets, allergies, and more High-Quality Contruction: Features an electrostatically charged, pleated design that captures more particles and prolongs the products lifespan by 3 times that of fiberglass models USA Made: Proudly made in the USA from eco-friendly materials