How To Install A Drain Pump To Add A Bathroom or Laundry Room

In this blog post, we will guide you on installing a drain pump to add a bathroom or laundry room in your house. Whether you are planning to have a new bathroom in your basement or adding a laundry room to your attic, a drain pump can be a great solution to move waste and water from your new fixtures to the existing drain line. Follow our step-by-step instructions, and you will be able to complete this DIY project in no time. Let’s get started!

How To Install A Drain Pump To Add A Bathroom or Laundry Room


Adding a bathroom or laundry room in your house might seem like a challenging task, but with the right guidance, it can be done with ease. Installing a drain pump can help you add a bathroom or laundry room to any area of your house, such as a basement or garage, without having to remodel your entire house. In this article, we will provide you with a step-by-step guide on how to install a drain pump and all the required elements to obtain an occupancy permit.

Steps to Install a Drain Pump for Your Bathroom or Laundry Room

Installing a drain pump can seem intimidating, but with the right guidance, anyone can do it. Below, we’ve outlined the steps you’ll need to follow:

  1. Check local codes – Before starting any home improvement project, it is crucial to check local codes and regulations. The requirements for drain pumps vary from one location to another, and it is crucial to have necessary permits and approvals before proceeding.

  2. Select the right location – The first step is to choose the right place for your new bathroom or laundry room. Consider locating the laundry as close to the existing water supply and drain as possible.

  3. Install the drain pump – After selecting the location, the next step is to install the drain pump. The drain pump serves the purpose of pumping wastewater up to your house’s sewer line.

  4. Install a 3-piece bathroom or laundry set-up – One of the critical requirements for obtaining an occupancy permit is having a 3-piece bathroom or laundry set-up. How to install these fixtures will depend on their placement in the room.

  5. Connect the plumbing – Once you’ve installed the bathroom or laundry, connect the plumbing. This step requires connecting the sink, toilet, and shower to the drain pump, as well as connecting the washer’s water supply line to the water supply.

  6. Wiring the connections – The last step in installing the drain pump requires wiring connections for the pump, and if you are also installing a dryer, the wiring connections for the dryer plug as well. Additionally, wiring for the 20 amp plug for the washer and pump on the same circuit.

Jeff Completes the Bathroom/Laundry Set-Up

Jeff is one of the DIY members who obtained the necessary support and guidance to complete the bathroom/laundry set-up using a drain pump. He followed the step-by-step guide and ensured he followed local codes and regulations. Jeff was effectively able to connect the plumbing required and wire the necessary connections.

DIY Member Program for Access to Live Streaming Support

As you can see, DIY projects are possible, and with the right guidance, it can save you money while increasing your appreciation for your home. Consider joining a DIY member program for access to Q&As and live streaming support.

Links to Tools and Products for DIY Projects

Visit our website for links to tools and products for DIY projects. With all the necessary tools at your fingertips, you can quickly start your bathroom/laundry set-up project.

Jeff Provides Step-By-Step Instructions on Fixing a Plumbing Mistake

It is common to face plumbing mistakes during the installation of a drain pump. Jeff provides detailed instructions on how he fixed his plumbing issues after finishing the washing machine connection using a drain pump.

Use of 20 Amp Plugs for Washer and Pump on the Same Circuit

While installing a drain pump, it is recommended to use 20 amp plugs for washer and pump on the same circuit. How to wire connections and proper use of cover plates is essential to ensure safety when using these circuits.


Adding a bathroom or laundry is an excellent way to add value to your home. DIY projects have never been more comfortable than using a drain pump. With this step-by-step guide, you can install a drain pump for your new bathroom or laundry room with ease. Remember, before proceeding with any home improvement project, check with local codes and regulations, and obtain the necessary permits and approvals.

5 Unique FAQs After The Conclusion

  1. What is a drain pump?
  2. How does a drain pump work?
  3. Can a drain pump be used for other appliances?
  4. What projects can one undertake using a drain pump?
  5. Is it possible to install a drain pump without professional knowledge and skills?

You May Also Like