Read up on using them safely, but they work great.
amazonAmazon.com: Enerzen Ozone Generator 6, 000mg Industrial O3 Air Purifier Deodorizer Sterilizer (6, 000mg - Black): Kitchen & Dining
https://www.amazon.com/dp/B00JAP7388/ref=nosim?tag=cougarboard07-20[https://www.amazon.com/Enerzen-Commercial-Industrial-Deodorizer-Sterilizer/dp/B00JAP7388/ref=sr_1_2_sspa?crid=186S2Y2Z592IG&dchild=1&keywords=ozone+generator&qid=1632185129&sprefix=ozo%2Caps%2C197&sr=8-2-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEyWDVXTUhGTTdVREpJJmVuY3J5cHRlZElkPUEwNjYyNzcwM002NlNRUkpWUE4wOSZlbmNyeXB0ZWRBZElkPUEwOTA3NTc4MkFKV0hYNlRIUlI4TyZ3aWRnZXROYW1lPXNwX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=]