roots in sewer line Home › Forums › Public Forums › Drainage & Sewerage › roots in sewer line This topic has 2 replies, 3 voices, and was last updated 24 years, 3 months ago by SylvanLMP. Viewing 2 reply threads Author Posts 14 Aug 2000 at 5:26 am #278633 MasterPlumbersKeymaster what chemical can I use for periodic maintenance of my sewer line to control weeds. 14 Aug 2000 at 1:14 pm #298936 hjParticipant You can use any commercial root destroyer. Because of the dynamics involved, they may not do much good as far as removing roots, but they will not do any damage either. 14 Aug 2000 at 8:39 pm #298937 SylvanLMPParticipant Speaking from a chemical point of view. Copper sulfate ( safer) OR Sulfuric acid (Faster From a practical stand point. Have a pumber snake out your lines no more then once a year. Chemicals are what you asked about YOU never asked what is the right way to go. Check out this article below http://www.masterplumbers.com/plumbing/plumbviews/chemicals.html Author Posts Viewing 2 reply threads You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In