bacterial septic additives Home › Forums › Public Forums › Drainage & Sewerage › bacterial septic additives This topic has 1 reply, 2 voices, and was last updated 24 years, 2 months ago by Ken Zoeller. Viewing 1 reply thread Author Posts 2 Oct 2000 at 3:10 am #278695 MasterPlumbersKeymaster What is the most reasonable and reliable bacterial additive to clear up a drainfield? 3 Oct 2000 at 9:42 pm #299086 Ken ZoellerParticipant Oxygen in a word. How you get it there is a real trick. Blower, compressor, chemical(paroxide has been used. Author Posts Viewing 1 reply thread You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In