Which drains will go into a concrete floor? All of the drains will go into a concrete floor, but only some of the drains go into timber floor. By admin|2018-10-04T09:47:22+00:00March 12th, 2018|Installers - Wetrooms and Showers| Share This Story, Choose Your Platform! facebooktwitterlinkedinreddittumblrpinterestvkEmail Leave A Comment Cancel replyYou must be logged in to post a comment. This site uses Akismet to reduce spam. Learn how your comment data is processed.