raising the toilet wasteline, due to installation of hardwood floor Home › Forums › Public Forums › Drainage & Sewerage › raising the toilet wasteline, due to installation of hardwood floor This topic has 1 reply, 2 voices, and was last updated 23 years, 9 months ago by SylvanLMP. Viewing 1 reply thread Author Posts 19 Mar 2001 at 4:46 pm #278937 MasterPlumbersKeymaster I had a leak from the toilet, before the hardwood flooring was installed. So, what is the best way to raise the wasteline, so it leads “no more”? 24 Mar 2001 at 8:45 pm #299638 SylvanLMPParticipant Depends on the type of materials as to how to add lenth to it. Also are you aware modern code forbid porous materials for use under a toilet? LIKE WOOD As it promotes all kinds of bacteria growth[Edited by SylvanLMP on 24 March 2001] 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