ProtectPlus
Flanders 20 In. x 25 In. x 5 In. High Efficiency Deep Pleat AB500 MERV 8 Furnace Filter
BestAir® 16 x 25 x 4, Air Cleaning Furnace Filter, MERV 8, Removes Allergens & Contaminants, For Honeywell Models (16" x 25" x 4")
BestAir® B1-2020-8-12 Pleated Filter Merv 8 (20" x 20" x 1")
BestAir® B1-1625-8-12 Pleated Filter Merv 8 (16" x 25" x 1")
BestAir® B1-1620-8-12 Pleated Filter Merv 8 (16" x 20" x 1")