How do you build a bathroom in the attic?


  1. Build the Subfloor and Interior Walls.
  2. Install the Bathroom Electrical Circuits.
  3. Install the Plumbing.
  4. Install a Shower/Bathtub and Surround.
  5. Lay the Floor Covering.
  6. Install the Vanity, Sink, and Toilet.

Can you make a bathroom in an attic?

Yes, you can put a bathroom in the attic. Converting a loft space and adding a bathroom is really common and a great way to add more space and value to your home.

How much does it cost to add a bathroom in the attic?

Cost Of Adding An Attic Bathroom The average cost to add a bathroom is $8,000-12,000. Depending on the size of the space and the scope of work involved, a budget bathroom addition can cost as little as $5,000-6,000. A luxury bathroom that makes use of high-end materials and finishes costs $25,000-40,000.

What should you not do when designing a bathroom?

  1. Sidestep these bathroom pitfalls to save time and money. Kutlayev Dmitry / Shutterstock.
  2. Switching things around unnecessarily.
  3. Overlooking the door clearing. Benjamin Moore.
  4. Buying the wrong shower screen.
  5. Not considering bath tap positioning.
  6. Not treating wood finishes.
  7. Not shopping around.
  8. Missing trade discounts.

How do I run plumbing in my attic?

When running pipes from a slab to an attic, use an inside wall. If no boards or beams run horizontally between the wall studs, the pipes can often be fed through the walls up to the attic. Boards or other obstructions inside the wall may require cutting the wall open and removing or drilling through the obstructions.

Do you need planning permission to put a bathroom in a loft?

Converting a loft should not require planning permission unless the property is listed, within a conservation area or the roofline is to be altered.

Does finishing an attic increase value?

According to the NAR 2019 report, converting an attic to a living area nets an average 56% ROI, a higher return than adding a new bathroom, or more than adding a new master suite.

How do you know if your attic can be converted?

When converting an attic to a living space, it must meet the same building requirements as the other rooms in your home. To meet most building codes your attic should: Have at least 7 feet of vertical clearance in the majority of the room, be a minimum of 7 feet wide and have at least 70 square feet of space available.

Is it OK to run PEX in attic?

If you are using PEX, you can run it through your attic. PEX will NOT burst unless you live in a place that gets like 50 below. And it does not freeze as readily as metal pipe. We used PEX once and ended up replumbing our entire house with it.

Should water pipes in attic be insulated?

Opening up the wall and installing additional insulation can help prevent future freezes as well as make your home more energy efficient overall, reducing your heating and cooling costs. For exposed pipes, like those in attics or crawl spaces, inexpensive foam pipe insulation is usually sufficient.