Filtrete 20x25x1, AC Furnace Air Filter, MPR 1000, Micro Allergen Defense, 6-Pack - Replacement Furnace Filters - Amazon.com
Poly Disposable Furnace Filter 20x25x1 | Berings
Filtrete 20 In. x 25 In. x 1 In. Basic MPR Flat Panel Furnance Filter, (2-Pack) - People's Lumber & Hardware
20x25x1 Air Filter (6-PACK) | MERV 8 | MOAJ Advanced Dust Defense | BASED IN USA | Quality Pleated Replacement Air Filters for AC & Furnace Applications | Actual Dimensions: 19.70” x 24.70” x 0.75” - Yahoo Shopping
20x25x1, GLASFLOSS INDUSTRIES, INC. Air Filter, MERV 3 (Pack of 12) - Amazon.com