Routing Plumbing Through Floor Joists

Running drainpipe through joists calls for meticulous work.

Routing plumbing through floor joists.

A chase is a false wall that creates a cavity used to conceal plumbing. Routing shower waste through floor joists. This is where plastic pipes come into their element to provide the perfect connection. Where and how to drill joists for electrical cables or plumbing runs depends on what type of floor framing you have.

Running drainpipes through floor joists is more complicated than running them parallel to the joists. When you run your pipes through a joist you will have to be careful with your work. From the top and the bottom if it s a dimensional lumber joist. Step 4 cut the holes.

The chase is most commonly used for running new vent stacks. The holes must follow a straight line across the floor and must ascend or descend so the pipe will be sloped 1 4 inch per foot. Plumbing and piping routing tub drain through floor joists i am replacing a standard tub in my bathroom with an aquatic century tub. Each joist must have a separate notch or hole and each hole should be about 1 4 inch larger.

When fitting floors above ground level wooden joists have been extensively used in the past by those in the construction industry. Away from the top and bottom. This allows plumbing to run from the basement to the attic. Copper plumbers have found these to be notoriously difficult to work with despite how cost effective the wooden joists are.

I have. Keep the hole at least 2 in. Discussion in plumbing and central heating started by woodbine 12 apr 2008. Drill holes with a diameter of no more than one third the depth of the joist staying 2 in.

Engineered floor joists can be drilled only according to their manufacturer s guidelines the code specifies the maximum size of the holes you can drill or the notches you can cut where you can and can t place them and how far. The problem is that the old tub had a drain on the left side. The slope should be about 1 4 for each foot of pipe. 12 apr 2008 messages.