Amazon.com: Payless Wholesale Dri-Eaz F321 Compatible Primary Filter for F284 Dri-Eaz Defendair or Similar HEPA 500 Air Scrubber 16 x 19 x 2 : Home & Kitchen
Dri‑Eaz Velo and Velo Pro HEPA Replacement Filter, #F519
Aramsco Dri-Eaz F321 Hepa Filter, 16" X 19" X 2.5" , 0.3, 16 Merv, 0.9997 Efficiency A14168 Equipping You For Success. The #1 source for equipment, chemicals, and supplies.