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Dux Continuous Flow 21L

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Dux Experts

If you need a large volume water heater for your home, look no further than the Dux Continuous Flow 17L for all your heating needs.

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About Dux Continuous Flow 21L

The Dux continuous flow 21L water heater is a leading model in efficiency and compactibility on the Australian water heater market. The 21L model comes as both a condensing and non-condensing hot water system.

Some of the benefits of these are as follows:

Non-Condensing Dux Continuous Flow 21L

You can enjoy the best there is with all non-condensing Dux Continuous Flow systems rated 6 stars or above for energy usage.

Benefits include never running out of water and a seamless space saving design. Any home can benefit from the slim fit and instant supply of hot water.

Dux is continually improving their hot water systems, too, providing Australian homes with superior technology straight from Noritz, Japan’s leading manufacturer of household water heaters.

You will also benefit from:

  • Electronic ignition, which means no standby pilot light
  • Suitable for 3 outlets
  • Also available in 17L and 26L/min model
  • 12 year warranty on heat exchanger, including 3 year full parts and labour
Metropolitan Plumbing - With over 600+ 5 Star reviews on Product Review, Metropolitan Plumbing is the name you can trust Metropolitan Plumbing - With over 600+ 5 Star reviews on Product Review, Metropolitan Plumbing is the name you can trust

Condensing Dux Continuous Flow 21L

The condensing Dux Continuous Flow holds an elite 6.7 star efficiency rating and never runs out of hot water.

By installing a brand new hot water system, customers can benefit from a condensing model which delivers over $1000 savings across the 12 year warranted life.

It also features superior condensing technology that boasts over 90% thermal efficiency by capturing additional heat in the secondary heat exchanger

Other features include:

  • Features leading Japanese technology direct from Noritz, a top manufacturer of home water heating systems
  • The smallest condensing gas water heating system for domestic use
  • No standby pilot light, due to the electronic ignition
  • Contains a condensate neutraliser already inbuilt
  • Features a secondary heat exchanger comprised of stainless steel
  • Suitable for use in 2 – 3 domestic outlets
  • A 26L/min model is also available
  • Includes a 12 year warranty applicable to the heat exchangers. This includes 3 year labour and full parts*

With a range of extra advanced accessories on offer, you can be sure you are getting a premium product when you choose the Dux Continuous Flow range.

24 Hour Emergency Plumber

At Metropolitan Plumbing, we know the struggle of a faulty hot water system. If your home’s hot water system breaks, you don’t want to wait long for it to be fixed.

Thankfully, we offer 24/7 plumbing service for all of our customers. When possible, we can even be on site and ready to go within an hour* of your booking.

Interest Free Dux Continuous Flow

Here at Metropolitan Plumbing, we understand the financial stress that a sudden plumbing emergency can put on your wallet.

Our interest free payment options** are the perfect solution to rid you of any financial worry. Our flexible payment plans require no upfront deposit and can be paid either weekly or fortnightly.

Don’t delay work to your Dux Continuous Flow 21L system any longer. Call Metropolitan Plumbing today.

Arrange an Appointment with the Award Winning Team!

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Same Price After Hours**

Whether it's a public holiday, weekend or late at night, we charge the same great rates across all services.

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1 hour* Emergency Service

For all general maintenance and emergency services, we can be there within the hour and deliver same day services.

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Interest Free Payment Options**

We offer $0 deposit, interest free options, as well as Zip Pay, so you can pay in easy and flexible instalments.

What Our Happy Customers Have to Say

This is why we do, what we do!

Metropolitan Plumbing are proud winners of the 2020 Product Review award in the plumbing category. This award highlights our dedication to outstanding customer satisfaction. Product Review provides a platform for real-life experiences. Check out some of our customers' reviews below:
5 stars rating

Thank you to Matty and Peter C for their expert help and advice with a new hot water service. Matty is a superb plumber with a can-do attitude and great knowledge. Peter is efficient and knowledgeable. Both plumbers worked quietly and efficiently and tidied up afterwards.

Prudence - VIC
5 stars rating

I rang Metropolitan to have a blocked drain cleared, they sent a local lad, Caleb. The response was within two hours and now I’ll be using Caleb and Metropolitan on a permanent basis.

Peter - SA
5 stars rating

Callum showed up on time, was very communicative, solved the issue with no hassle. Polite and courteous. Quality young tradesman. Would definitely have him back to fix any issues in the future.

Kye - QLD
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Metropolitan Plumbing - With over 600+ 5 Star reviews on Product Review, Metropolitan Plumbing is the name you can trust Metropolitan Plumbing - With over 600+ 5 Star reviews on Product Review, Metropolitan Plumbing is the name you can trust