adapter

have read the species guide, and the keeping condition. Gachua, the beginner snakehead. brought a 3" limbata snakehead to the tank. watch it, all going smooth. survive a few day. night feed it, it eats the food given. the morning arrives, the snakehead laying upside down, belly exposed. avoid...

So I have the type of tap where there is a housing around where everything screws in so I have to use an adapter to connect in. The thing I was using was some old plumbing part that I think was machined down or something so it would fit. Unfortunately that made it super thing and that part has...