5 Easy Steps to Plumb an Outdoor Sink

In this article, you will learn about 5 steps to plumb your outdoor sink. Including an outdoor sink in your backyard or garden can be a great way to increase your outdoor living space. Whether you’re utilizing it for gardening, outdoor cooking, or tidying up after recreational activities. Installing an outdoor sink is a quite simple DIY project. This article will guide you through the process step by step.

Tools and Materials Needed

• Silicone sealant (optional)
• Adjustable wrench
• Shovel (if installing underground pipes)
• Bucket
• Pipe fittings and connectors
• Outdoor sink and stand or countertop
• Garden hose or plumbing pipes (PVC or PEX)
• Hose bib or outdoor faucet
• Pipe cutter or hacksaw
• Teflon tape
• Drain pipe or greywater system
• Hose clamps

Step-by-Step Guide

Step 1: Choosing the Sink Location

Choose a place close to a live water source, such as an outdoor tap, to reduce plumbing work. Ensure the sink is situated on a strong surface and has ingress to proper drainage.

Step 2: Connect the Water Supply

Option 1: Using a Garden Hose

1. Connect a hose splitter to your outdoor tap
2. Attach a pipe to the splitter and pass it to the sink’s inlet.
3. Fix the hose to the sink’s tap using the hose bracket.

Option 2:  Using Permanent Plumbing

1. Stop the main water supply before placing new pipes.
2. Install PVC pipes to transport cold water from your main supply to the location of the sink.
3. Place a shutoff valve close to the sink to simplify maintenance.
4. Wrap Teflon tape around the threaded sections of the pipe to avoid leaks, and utilize pipe fittings to join the pipes together.
5. Activate the water supply and inspect for any leaks.

Step 3: Set Up Drainage

Proper drainage is necessary for an outdoor sink. Here are some main drainage options:

Option 1: Direct Drain to the Ground (Greywater System)

1. Connect the adjustable drain hose to the sink’s drain outlet.
2. Manage the hose to a garden bed, or other drainage area.
3. Make sure the water is dumped safely and in confirmation with local rule.

Option 2: Connect to an Existing Drain Line

1. Use PVC pipes to connect the sink’s outflow to an existing sump or septic system.
2. Install a P-trap to stop the smell from supporting.
3. Tight the bond with pipe cement or silicone sealant.

Step 4: Test the System

1. Turn on the water supply and check for any leaks in the bond.
2. Observe the drainage system by running water through the sink 
3. Assemble any necessary allotments to ensure continuous water flow.

Step 5: Secure and Finish

1. Tie up the sink securely to stop movement.
2. Use pipe covering if needed to secure against freezing in cool climates.
3. Tidy up that area and enjoy your new outdoor sink!

Maintenance Tips

Daily check for leaks or blocks:

• Clean water supply lines before winter to avoid freezing damage.
• Clear the drain system regularly to avoid expansion.

By following these 5 steps, you can successfully plumb an outdoor sink and enjoy its benefits for your outdoor space.

Happy plumbing!