Say Goodbye to Plumbing Hassles: A Foolproof Guide to Piping a Double Sink

Are you tired of dealing with constant plumbing issues in your kitchen? Say goodbye to all those headaches with our foolproof guide to piping a double sink. Whether you’re upgrading your kitchen or simply want to improve its functionality, this comprehensive guide has got you covered.

With step-by-step instructions and expert tips, you can now effortlessly install a double sink without any hassle. From gathering the necessary tools to connecting the pipes, this guide will walk you through the entire process, ensuring a smooth and leak-free installation.

Installing a double sink not only enhances the aesthetics of your kitchen but also provides practical benefits. Imagine having two separate basins to easily handle dishwashing and food preparation simultaneously.

By following our foolproof guide, you’ll learn the correct measurements and placement for your double sink, ensuring optimal space utilization. Our guide also covers essential topics such as choosing the right pipe materials, understanding the basic principles of plumbing, and troubleshooting common issues.

So, say goodbye to plumbing headaches and get ready to enjoy the convenience and efficiency of a double sink. Become your own plumber and take control of your kitchen’s plumbing system by following our comprehensive guide. Don’t let plumbing problems hold you back any longer!

Say Goodbye to Plumbing Hassles: A Foolproof Guide to Piping a Double Sink

Understanding the Basics

Before we dive into the world of double sink plumbing, it’s essential to understand some basic concepts and terminology. At its core, a double sink consists of two separate basins that share a common drainpipe and water supply.

Tools and Materials You’ll Need

Before you get started, make sure you have these essential tools and materials:

  • Adjustable wrench
  • Pipe wrench
  • Screwdriver set
  • Plumber’s putty
  • PVC pipes and fittings
  • Plumber’s tape
  • Plumbing Snake
  • Bucket

Step-by-Step Guide

1. Prepare the Work Area

Clear out the area under the sink and make sure you have enough space to work comfortably.

2. Shut Off the Water Supply

Locate the shut-off valves under the sink. Turn them clockwise to shut off the water supply.

3. Disconnect Existing Plumbing

Use a wrench to loosen and disconnect the existing plumbing connections from the old sink.

4. Install the Drain Assembly

Apply plumber’s putty to the base of the drain flange and insert it into the sink’s drain hole. From beneath the sink, fasten the drain locknut to secure the assembly.

5. Connect the Tailpiece

Attach the tailpiece to the drain assembly and tighten the connecting nut using a wrench.

6. Install the Water Supply Lines

Connect the water supply lines to the shut-off valves. Use plumber’s tape to ensure a secure seal.

7. Connect the P-trap

Install the P-trap by connecting the trap arm to the tailpiece and the trap bend to the drainpipe. Secure the connections with washers and nuts.

8. Test for Leaks

Turn on the water supply and check for any leaks. Tighten the connections if necessary.

Maintenance and Troubleshooting Tips

To keep your double sink plumbing in top shape, remember these maintenance tips:

  • Regularly clean the sink strainer to prevent clogs.
  • Use a plumbing snake to clear any stubborn clogs in the drainpipe.
  • Check for leaks periodically and fix them promptly to avoid water damage.


Piping a double sink may seem like a daunting task, but armed with the right tools and knowledge, it can be done with ease. By following this foolproof guide, you can bid farewell to plumbing hassles and enjoy the convenience of a fully functional double sink.


For more information on plumbing and home improvement, visit

sink in kitchen

Frequently Asked Questions

1. Why should I consider installing a double sink?

A double sink offers numerous advantages, such as having separate areas for food preparation and clean-up. It allows multiple people to use the sink simultaneously, saving time and reducing conflicts in busy households.

2. Can I install a double sink in my existing plumbing setup?

Most plumbing setups can accommodate a double sink, but it depends on the specific configuration of your plumbing system. It’s recommended to consult a professional plumber to assess your setup and determine if any modifications are necessary.

3. How do I choose the right double sink for my needs?

Consider the size of your kitchen or bathroom and the available space for installation. Determine if you prefer equal-sized bowls or if you need one larger and one smaller bowl. Additionally, think about the material, style, and functionality that best suits your requirements.

4. What tools and materials do I need for installing a double sink?

The tools required include a wrench, pliers, pipe cutter, plumber’s tape, and a screwdriver. The materials needed are a double sink assembly kit, appropriate sink pipes, connectors, and sealing materials like silicone caulk.

5. Can I install a double sink by myself, or do I need professional help?

Installation difficulty varies based on your existing plumbing knowledge and experience. If you have prior experience with plumbing tasks, you might be able to handle the installation. However, it is recommended to seek professional help for complex installations to ensure proper functioning and avoid potential issues.

6. How much does it cost to install a double sink?

The cost of installing a double sink can vary depending on various factors, such as the complexity of the installation, the materials used, and whether you hire a professional or do it yourself. On average, you can expect to spend between $200 to $500 for the installation.

7. How do I maintain and keep my double sink clean?

To maintain and clean your double sink, regularly rinse it with warm water and mild soap. Avoid using abrasive cleaners that can damage the sink’s surface. Additionally, consider installing sink strainers to prevent debris from clogging the drains.

8. What are common plumbing issues I may encounter with a double sink?

Some common plumbing issues with double sinks include clogged drains, leaks around the sink’s connections, slow draining, and improper alignment. Regular maintenance and addressing any problems promptly can help prevent major plumbing hassles.

9. Where can I find more detailed instructions on installing a double sink?

You can refer to our comprehensive guide, “Say Goodbye to Plumbing Hassles: A Foolproof Guide to Piping a Double Sink,” which provides step-by-step instructions along with helpful illustrations. It covers everything you need to know for a successful double sink installation.

kitchen sink

How to Pipe a Double Kitchen Sink

Step by Step Guide: How to Pipe a Double Kitchen Sink

Tools and Materials Required

  • Adjustable wrench
  • Pipe wrench
  • Teflon tape or pipe joint compound
  • Pipe cutters
  • PVC pipe and fittings
  • Plumber’s putty
  • Bucket

Piping a Double Kitchen Sink

Piping a double kitchen sink is a task that requires a basic understanding of plumbing. By following these steps, you can successfully complete the project:

1. Start by removing your old pipes, if applicable. Use an adjustable wrench to loosen the nuts connecting the pipes and remove them. Place a bucket underneath to catch any residual water.

2. Measure and cut the PVC pipe sections that will connect both sinks to the main drain. Ensure that they are the correct length and use a pipe cutter for a clean and precise cut.

3. Apply plumber’s putty around the sink drains and insert them into their respective holes. Tighten the drain assembly from beneath the sink using an adjustable wrench.

4. Connect the drainpipes from both sinks to the main drain outlet by using PVC pipe and fittings. Secure them tightly with PVC primer and cement, following the instructions on the packaging.

5. Assemble the trap. Place a bucket underneath the trap and connect the horizontal pipe to the drainpipe using an adjustable wrench. Add the trap arm and secure it in place.

6. Check all the connections for leaks. Turn on the water and let it run for a few minutes, thoroughly inspecting all joints and connections for any signs of leakage.

7. Once all the connections are tight and there are no leaks, run hot water down each drain to ensure proper flow. This will also help remove any residue or debris that might have accumulated during the installation.

By following these steps carefully, you will be able to pipe a double kitchen sink effectively and safely. However, if you encounter any difficulties or are not confident in your plumbing skills, it is always advisable to seek professional help.

For more detailed information on plumbing, you can visit the Wikipedia page on Plumbing.


Say Goodbye to Plumbing Hassles: A Foolproof Guide to Piping a Double Sink

  • Introduction

    Learn why it is important to have a proper piping system for a double sink and make your plumbing worries a thing of the past.

  • Step 1: Gather the necessary tools

    Discover the tools you’ll need to successfully pipe a double sink and ensure a smooth installation process.

  • Step 2: Measure and plan

    Learn how to accurately measure the space and plan the optimal layout for your double sink piping system.

  • Step 3: Install the drain pipes

    Follow detailed instructions on how to install the drain pipes correctly and avoid any potential leaks or clogs.

  • Step 4: Connect the water supply lines

    Discover the proper techniques for connecting the water supply lines to ensure a consistent water flow to both sinks.

  • Step 5: Test and troubleshoot

    Learn how to test your double sink piping system and troubleshoot any issues that may arise during the installation process.

  • Conclusion

    Wrap up the guide with a summary of the key points and expert tips to keep your plumbing hassle-free in the long run.

Category – Kitchen sink

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Hi, I'm Jennifer! I love creating original and delicious recipes and sharing them here. I cook and photograph food with my husband Jeff in Boston.


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