>> Date: Sat, 30 Oct 1999 19:50:43 EDT From: PackRat186 at aol_com > Subject: CO2 Diffuser > > I'm setting up my CO2 system using the Eheim diffuser/reactor and was > wondering what would be the best depth to place the diffuser > Thanks > RG I placed my diffuser under my filter intake and the CO2 is then run thru the system for more diffusion