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bio filter

  1. DIY Area
    Hi Folks, my concerns on filtering my ponds inspired me to convert a Hayward canister swimming pool filter into a pond filter. the photos: Filter pictures by mbikes - Photobucket I started with lava rock in the bottom to cover the drain/outlet: Then I added 10 gallons of Bio Balls Here the...
  2. DIY Area
    Hi Folks, my concerns on filtering my ponds inspired me to convert a Howard canister swimming pool filter into a pond filter. the photos: Filter pictures by mbikes - Photobucket I started with lava rock in the bottom to cover the drain/outlet: Then I added 10 gallons of Bio Balls Here the...
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