Cartridge Filter Kit for SoClean 2 Machines (2-Pack)
Biodefensor Air Vent Filter Kit - Made in USA Large 90"x20" MERV 6 Electrostatic Roll, Cut to Fit All Floor Registers, Grilles, Ceiling, Wall HVAC Furnce Vents - Includes Adhesive Hook Tape,
Alen BreatheSmart FLEX Air Purifier with Pure, True HEPA Filter for Allergens, Dust, Mold, and Germs - 700 SqFt BreatheSmart-FLEX-Pure - The Home Depot