Serving Greenwood, Fishers, Carmel, Indianapolis & Surrounding Areas

May 20, 2023

What Is Rough-In Plumbing, and What Does It Include?

We provide top-rated plumbing services in Greenwood. Call our Complete Comfort team at 317-754-8511 today!

Are you building a new house? If so, you’re probably wondering, “What is rough-in plumbing?” Keep reading to learn all you need to know about rough-in plumbing.

After you’re done reading, reach out to Complete Comfort Heating, Air, and Plumbing, Greenwood’s trusted plumbing services, to start the rough-in process!

Defining Rough-In Plumbing

Rough-in plumbing is the first stage of plumbing during a house’s construction. After the contractors frame the wall, they carefully consider where to place all the plumbing in the house.

Rough-in plumbing includes the plumbing lines, vents, waste systems, and connection points for appliances. The finished rough-in includes your entire plumbing system but without the connection of appliances, toilets, and sinks.

Why Is Rough-In Plumbing Important?

Regulations require the rough-in plumbing process for most new buildings because it includes many benefits for the homeowner.

Ensuring Professional Quality

Rough-in plumbing involves coordinating many details and flawlessly establishing an entire plumbing system. Without professional plumbers ensuring quality, your home could suffer extensive and costly plumbing problems.

Proper rough-in plumbing is essential for a functional home.

Establishing Layout

When a plumber rough-ins your plumbing, you can see where all your appliances and fixtures go. At this stage, it’s still possible to change the layout. Once the crew encloses the walls, you can’t affordably change your mind.

During rough-in, the plumbing services should work with you to ensure the layout meets your expectations.

Troubleshooting Potential Problems

With the pipes still exposed, your plumbing professional can more easily address any problems that arise. If the grade of a pipe isn’t good enough for gravity to act, or if something violates the building code, your plumber can fix it easily.

It’s better to deal with issues now instead of paying to knock out a wall once you complete the construction.

Allows Easy Inspection

Once your builders complete the rough-in process, an inspector comes to ensure everything is up to code and considers water safety. The inspector also ensures quality like looking for leaks or seeing if the plumber cut corners. It’s better for the inspector to find something wrong at this stage rather than later.

What Is the Process?

What is rough-in plumbing? The process includes many steps and usually takes a few days if there are no delays.

1. Find the Main Lines

Before designing and installing the main plumbing, the contractors need to find the main water and sewer lines. Everything in your house flows from the water main to the sewer line. You must design your entire system around them.

A professional plumber or contractor knows how to find these mains easily and how to design a plumbing system based on their location.

2. Design the System

Your contractor, plumber, or engineer designs the plumbing system around your preferences and needs. They also consider building codes and municipal guidelines. 

If you want to include something that you can’t or shouldn’t do, they can offer suggestions to achieve a similar effect within appropriate boundaries.

3. Prepare for Installation

To prepare for installation, the plumber walks around the framed house, confirming the layout of the plumbing system. You may see him making marks in certain places. This ensures the entire crew knows where to place things according to the agreed-upon design.

4. Install All Components

Once everyone knows where to install each piece of the plumbing system, they get to work installing everything. Installation is the longest part of the process and usually takes three to five days.

What’s included in the rough-in?

  • Hot-water and cold-water pipes are necessary for transporting the majority of your water.
  • Waste pipes, which transport dirty water from sinks and toilets to the sewer.
  • Gas line, which might be used by your water heater and non-plumbing appliances.
  • Main water line, which delivers water from the city system to your home.
  • Vent stacks, which vent exhaust from waste systems and help maintain air pressure across your system.

5. Test and Inspect the Work

Once the plumber finishes installing everything, the inspector thoroughly tests each component. The testing includes:

  • Ensuring the main shut-off valve works properly
  • Testing the pressure to make sure it’s not too weak or too strong
  • Searching for leaks at any point in the system
  • Ensuring the system is stable, secure, and durable

If the inspector or plumber finds anything wrong, they might need an extra day or two to address the problem.

6. Finish Construction

Following final approval, the team starts finishing the house. They hang the drywall and cover the pipes. They might also begin to hook up the appliances and larger fixtures like the toilet and shower.

What Should I Consider Before Committing?

Are you considering doing the rough-in plumbing yourself to save money? Even if you have plumbing experience and know all the building codes, consider the following risk factors.

Level of Detail

If you’re working alone, can you remember and account for every detail of the plumbing system? Do you know every building code and the best grade for each pipe? Working with a professional ensures you won’t make a costly error.

Level of Work

A rough-in requires excavation and other hard manual labor. Most rough-ins use an entire team of plumbers and workers. Are you prepared to handle all that work yourself?

Also, consider how much extra time you’ll take doing it yourself. If a whole team takes five days, will you save money if it takes you three weeks?

Liability Issues

If something goes wrong, you bear the entire burden for the mistake. When you work with a professional, they can bear much of the liability from injury or damaged property.

Call Complete Comfort Heating, Air, and Plumbing for All Your Plumbing Needs

Now you know the answer to the question, “What is rough-in plumbing?” Have you considered everything you want for your new home?

When you’re ready to start, our team at Complete Comfort Heating, Air, and Plumbing is standing by. From rough-in plumbing to plumbing fixtures, we’re there every step of the way. Call us at (317) 754-8511 and get started today!