prior to closing the walls. Once you are satisfied that the system is working properly, and there are no leaks, turn the water off. Primer and cement applied to shower drain pipe and drain base. 3/4 exterior grade plywood subflooring in bathroom for tile and under shower. If you dont know what venting is or why its needed, first read. Photo Credits, comstock/Comstock/Getty Images. With the plumbing circuit complete to the subfloor (the shower drain is not installed yet check for leaks and make any needed repairs now before installing the subfloor. However, after analyzing over 1,300 sewer line projects, the average cost to install a sewer main is 2,500, with most homeowners paying between 1,900 and 2,900 to have a new sewer main installed.
Enter Your Question: Example: How many are in a package? As for the thickness of the cement board, you can use 1/4 or 1/2 thick board depending my hookup on your needs or limitations based on floor height. 2 toilet, sink and tub (or shower). Traps are available in a variety of designs. Prior to applying PVC primer to the drain base, dry fit the drain base to check length and fit. It can also be used for a variety of other applications but due to the following rules this is the most convenient and common situation to run into. If satisfied with the drain hole and position of the plywood, dry fit the shower drain base to the subfloor. Masonry blade, maul or jackhammer, drill and driver set, heavy rubber gloves. In its place, we used a commercial style aluminum casement window by Kawneer (IsoLock 8225L). Wet venting is a plumbing term and is a method of protecting the trap on a drain pipe on multiple plumbing fixtures. Please contact Customer Service. Michael Bryne also has an excellent summary of sub floor construction for tile floors at The Journal of Light Construction.