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ONA Air Filter


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ONA air filters allow for the complete and continuous air filtration of your indoor gardens air exhaust. Just attach to your ventilation system, insert the desired number of ONA blocks, and any unwanted odours will be removed from your ducting, quickly effectively and permanently. They will provide continuous neutralisation of your ventilation odours until the ONA blocks are exhauted. Once the blocks have been fully consumed the lid can be opened and the blocks replenished.

Additional Details

ONA Air Filters ae available in the following sizes -

  • 4"
  • 5"
  • 6"
  • 8"
  • 10"
  • 12"
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