Assigned by Sterling Seal & Supply KP-16x25x4x2.AZ Furnace Air Filter, 16" x 25" x 4" Purolator Key Pleat Extended Surface Pleated Air Filter, Mechanical MERV 8: Amazon.com: Tools & Home Improvement
19x20x4 MERV11 Bryant/Carrier Air Filters - $33.00/ea.
FILXXFNC0121 OEM Filter for Carrier/Bryant Air Cleaner
Filters Fast Brand Carrier FILXXFNC0121 MERV 11- 2-Pack