I have four new Royal Exclusiv anti smell charcoal canisters. These plug into the breather holes in your skimmer lid. The pipe OD is 10.1mm as you may need to enlarge your vent holes. 90mm tall and 60mm diameter.
https://www.royalexclusiv.net/Acces...-Smell-Ozone-and-Smell-Neutralizer::2601.html
Shipping included in CUSA
https://www.royalexclusiv.net/Acces...-Smell-Ozone-and-Smell-Neutralizer::2601.html
Shipping included in CUSA
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