here you go.
I was asked to start a thread on how to build a bog. This is my rendition on bog building 101............. Building a bog: Before you decide to build a bog, you need to know what you want its primary purpose to be. Total pond filtration bog filtration combined with another filter. If you...
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Don't over think it, I have 27 feet of 2 inch pvc sliced up with a saw jaw, ends are capped , no clean out, 2.5 feet deep pea gravel, full of plants and it works great.
Others use snorkels, aqua blocks etc. It is basically a lined hole, pvc pipes running down the hole, full of slots, holes which ever you prefer, fill with gravel, plant done.
I used 90 degree joints others used 45 sweeps etc.