How To Install A Bathroom In A Concrete Basement Floor

Learn how to break a concrete trench to run plumbing lines in the ground for future plumbing.

How to install a bathroom in a concrete basement floor.

The coach shows you how in the basement of a renovation project. Then design a bathroom layout that will function properly with the existing plumbing plan or with limited modification. Sketch the new design in place if possible fine tune the design and then finalize the plan. Connect the basement bathroom plumbing to the existing drain and vent lines in the floor and ceiling to complete the rough in plumbing.

The most efficient and least expensive method of installing a basement shower without the need to break concrete is to install it over existing plumbing stub outs. Mix portland cement based floor leveling compound according to package directions. Locate the main drain. The ideal way to put down a wood floor over concrete that is subject to dampness is to first put down pressure 2 by 4 inch sleepers or lengths of wood on the floor that are spaced 16 inches apart on center.

Find the main drain line photo 1. Some up flushing toilet systems also accept shower or sink connections. During new construction the builder installs drain lines and stubs that will connect to future plumbing fixtures before he pours the slab on grade. In order to add a bathroom to a house on a concrete slab you will need to locate the existing water supply and waste lines.

Plumbing stub outs may already be available in some basements which makes breaking up the concrete floor unnecessary. Cover the sleepers with 6 millimeter plastic and then lay down 5 8 inch plywood. How to cut a concrete floor for new plumbing. Work the compound into cracks with a putty.