Readers ask: How To Move A Shower Drain In Concrete?

How do I move a shower drain to a concrete slab?

How to Move a Shower Drain in a Concrete Floor

  1. Step 1: Mark Cuts With Red Crayon.
  2. Step 2: Take Safety Precautions.
  3. Step 1: Cut With an Angle Grinder.
  4. Step 2: Break Concrete Into Smaller Pieces.
  5. Step 1: Dig Trench for New Pipe.
  6. Step 2: Purchase Correct Size Drain Line.
  7. Step 3: Cut Old Drain Line.
  8. Step 4: Reattach Old Drain Line Piece.

Can you move plumbing on a concrete slab?

Moving the Water Lines



The average cost for moving the plumbing in a 200 square foot kitchen with a slab floor is $2,000 to $7,000. And the cost for the pipes themselves ranges from $10 to $50 per linear foot. And this does not include any concrete work that it would take to get to the pipes.

How much does it cost to move a shower drain?

If you’re relocating the shower, expect to pay an extra $900 – $1,200 (same as the toilet). There are specific codes that plumbers must follow to make sure drains and vents are correctly angled and securely fitted.

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Does the shower drain have to be centered?

The shower drain has to be at the lowest point of the shower floor, and so the floor has to slope down toward the drain from all directions. For showers that have a bench built in, placing the drain under the bench will keep it out of the way.

Can I use existing toilet drain for a shower?

If you are remodeling your bathroom and find that the shower will be installed over the location of the previous toilet, you can simply change the toilet drain to a shower drain.

Can you move toilet waste pipe?

If you want to move wc along the wall further away from the vertical pipe then it would be best to drill another hole through the wall and and join it to vertical lower down, blanking of the existing run externally.

Can you run water pipes in a concrete floor?

During the initial building of a home that has a concrete slab foundation and basement level, any plumbing that runs under the home must be put in before the concrete is poured, since the plumbing runs in the dirt, not within the actual concrete.

How is plumbing run on a slab?

There is no crawlspace or basement beneath, which means the plumbing is under the slab foundation. Concrete slab foundations that encase the home’s plumbing lines, also called under slab plumbing, could have pipes made of copper, cast iron, or galvanized steel and these materials are prone to decay over time.

Is it difficult to move plumbing?

Moving kitchen plumbing is very difficult if your house is on a slab foundation. Water pipes can often be rerouted through walls or ceilings, especially if you use flexible PEX pipe. However, because the drain needs to have pitch and be lower than the fixture, it requires cutting and jack hammering through the slab.

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Can I move a sewer pipe?

If it’s a public sewer (serving more than one property) then you will need to gain permission from the water company to build over it, alter it or even touch it – if it’s a public sewer then the water authority own it.

How high do you set the shower drain?

Trim the Drainpipe



For a compression-style shower drain fitting, the drainpipe should come up to about 3/4 to 1 inch below the lip of the shower drain (follow manufacturer’s recommendations). You may have to test-fit the shower base to mark the right height, then remove the base to cut the pipe.

Can I use a basement floor drain for a shower?

A basement drain is often a “French” or “princess” drain, designed for intermittent use. They aren’t designed for a constant, moderate flow of water, and will back up. If the drain is traditional and tied to existing sewer, yes it can be used as a shower drain.

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