Call To Get Fixed!
(604) 446-9526

In modern kitchens, dishwashers have become indispensable, making washing dishes a breeze. However, occasionally, there arises a need to extend the dishwasher drain hose, perhaps due to kitchen renovations or simply relocating the dishwasher to a new spot. But how exactly does one achieve this? This comprehensive guide will walk you through extending your dishwasher drain hose efficiently and safely.

Tools and Materials You'll Need

For this DIY task, be prepared with the right tools and materials. Here's what you'll need:

Universal Dishwasher Extension Hose Kit

These kits are readily available in appliance or hardware stores and are designed specifically for this purpose.

Hose Clamp

Essential for ensuring your hose connections are secure and leak-free.

Screwdriver or Pliers

For loosening and fastening the hose clamps.

Teflon Tape

This will help create a watertight seal at connection points.

Bucket or Pan

Always handy for catching any water residues.

Safety First: Preliminary Precautions

Before delving into the extension process, safety is paramount. Here's how to prepare:

Power Disconnection

Make sure the dishwasher is unplugged from its power source.

Water Supply

Turn off the water supply connected to your dishwasher to prevent sudden spills.

Catchment Setup

Position your bucket or pan beneath the drain hose to catch any water that might spill when disconnecting.

For any kind of dishwasher repair in British Columbia you can contact us.

Get Your Dishwasher Repair
Get your dishwasher repair

The Step-by-Step Process

1. Dismantling the Current Setup:

  • The drain hose is typically situated at the back or base of your dishwasher. Once located, use your screwdriver or pliers to remove the clamp and gently disconnect the hose.

2. Incorporating the Extension:

  • Examine the extension hose to ascertain its fitting size. If your extension and existing hose don't snugly fit, Teflon tape can be wound around the connecting point for a leak-proof fit.
  • Connect the extension to the original hose using the hose clamp. Tighten until firm, but avoid overtightening, which can cause the hose to tear.

3. Re-Engaging the Extended Hose:

  • Steer the newly extended hose to its draining point, a sink drain or garbage disposal system.
  • Secure it firmly using another hose clamp.
  • Creating a high loop with your drain hose is critical before it leads down to the drain. This simple loop prevents any backward water flow, which can damage both your dishwasher and kitchen.

Testing the Connection

Upon setting everything up, it's time for the litmus test:

  • Reestablish the water supply and plug the dishwasher back into the power outlet.
  • Run a brief rinse cycle to inspect if the water drains smoothly, and watch out for any leaks at the connection points.

Tips and Considerations

Kink-Free Hose

Always ensure your hose is straight and kink-free to guarantee efficient drainage.

Model Compatibility

Not all hose extensions are suitable for your dishwasher model. Always double-check for compatibility.

Professional Insight

If you doubt or feel the task surpasses your DIY skills, never hesitate to call in a professional.


Extending your dishwasher drain hose might seem daunting at first, but with the right tools, some patience, and this guide, it's a task you can confidently tackle. Proper installation ensures your dishwasher runs efficiently, preserving the lifespan of your beloved kitchen companion. So, the next time you consider a kitchen makeover or moving your dishwasher, don't fret about the drain hose – you've got it covered!

Written by Speedy Appliance Repair

Speedy Appliance Repair is your trusted partner for appliance maintenance and repair. With 20+ years of experience, we are experts in diagnosing and fixing a wide range of appliance issues, from refrigerators and dishwashers to washers and dryers.