Ceramic Ozone Plates, 4.5 x 4.5 Inches for Air Purifiers

[Compatibility]: 2Pcs 4 1/2" universal ceramic ozone plates are designed for replacing the old ozone plates in ozone generators and compatible with different air purifiers & ozone generators which use 4 1/2" ozone plates | [Wide Application]: ideal for helping the generator to remove odor in home, office, factory, food industry, etc. | [High Performance & Durable]: Large ozone output up to 3500mg/h for deodorizing and making the air fresh in your space; Features long lifespan of 8000 hours for supporting long time working, no need to change frequently | [Easy to Install & Maintain]: Simply insert the ozone plate into the air purifier before operating the purifier, can be removed easily and cleaned with water, just scrub with brush and then rinse & dry | [Plate Overall Dimension(LxW)]: 4 1/2" x 4 1/2" (11.43 x 11.43 cm)