C-mall Ozone Plates for Ecoquest, Alpine, Lightning Air, Better Living, Healthy Living, Zen Living, Spring Air, Other Standard Purifiers (2, 4.5" x 4.5") Purify and freshen your air, kill mold, and remove bad smells and odors Guaranteed to work or your money back Standard sized ozone plates to fit the most common ozone generators Durable and long lasting