1. Yes, you can vent the sink drain into the shower drain. 2. Usually, they can share the same vent if the vent is within 5 feet of both fixtures.

How do you hook up a shower drain to an existing sink?

Using plastic pipe the same diameter as the existing drain pipe you are connecting to, cut two pieces of the pipe 6 inches long. Glue these pieces into each end of the wye or tee fitting. If youre using PVC fittings, use PVC primer and cement to glue the pieces into the fitting.

Are sink drains and shower drains the same?

The drain connection for your tub is generally the same as the one for your sink, whereas the shower drain connection is slightly larger. For instance, your bathroom may have a 2-inch drain and 3-inch drainage pipe. Make sure you have all of the necessary supplies on hand if you intend on replacing drains.

What is a dirty arm in plumbing?

When a trap arm extends laterally through a stud wall inside of the wall, we call it a dirty arm. Check the drain center below the floor to see if it matches the center of the trap arm above or to remove the trap arm to see if the drain goes down (normal scenario) , or to the side (dirty arm scenario).

When I flush the toilet water comes up the shower?

When you flush the toilet, water backs up into or comes up in the tub or shower. When your sewer line is clogged, the water cant go down the drain. Instead, it flows back up the pipes and comes out at the lowest point — usually the shower drain.

What pipes are under a house?

Five types of pipe—PEX, PVC, ABS, copper, and galvanized—are commonly found in houses these days, both older homes and new construction. But not every pipe is suitable for use in all situations, nor are all types up to code.

Does P-trap have to be directly below drain?

You attach the p-trap directly to the drainage and manuever the p-traps exits into you existing drain. It is not ideal to have the p-trap below the the exit drain because water gravity has to force the water out instead of it flowing downwards naturally.

Can I tie a drain into a vent?

Its common to use a 1 1/2-inch vent for a 2-inch drain because that ensures that the drain will get enough air. It can then run horizontally to tie into another vent, as long as it maintains a 1/4-inch-per-foot slope toward the drain.

How do I know if my drain is vented?

Common Signs of Poorly Vented Plumbing Drain LinesSlow Drains That Dont Clear. If drain action is sluggish and plunging or other methods dont resolve a suspected clog, you may not have a blockage in the drain line after all. Unexplained Odors. Gurgling and Bubbling. Poor Toilet Performance.Mar 17, 2015