Instantaneous Gas Hot Water

Pricing by the job, not by the hour!*

Call before midday for same day repairs* 
On time plumbers guaranteed,
or $50 cash back*

Same rates - all day, every day

10% Pension Discount available*

$0 deposit. Interest free terms available

20 year labour warranty*

View Hot Water Products

Looking for continuous (instantaneous) flow hot water this winter? ABA Plumbing & Gas is here to help

Repairs from $99*

Traditional storage or tank hot water systems are making way for more innovative and efficient continuous or instantaneous hot water systems. Over the last few years we have seen a shift in demand as continuous flow hot water systems are becoming more and more popular throughout Australia. Many leading hot water system brands are manufacturing these systems and we are happy to help you choose the right one for your hot water requirement.

To ensure our valued customers get a well-priced and reliable water heater, we stock latest and innovative products from some of the biggest and most trusted names in hot water systems.

Our fully qualified and insured Adelaide plumbers cover all hot water heater makes & models including:

  • Electric continuous flow & electric storage hot water heaters.
  • Gas continuous flow & gas storage hot water systems.
  • Solar powered – ground mounted & roof mounted hot water units.
  • Solar powered boosters.
  • Heat pump hot water systems

Instantaneous / Continuous Flow

6.2/7
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Rinnai 16L Infinity Gas

  • Providing Instant & Continuous Hot Water at 16L per min
  • Low running costs, highly efficient
  • Low greenhouse gas emissions
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6.2/7
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Rinnai 20L Infinity Gas

  • Providing Instant & Continuous Hot Water at 20L per min
  • Low running costs, highly efficient
  • Precise temperature control for safety and convenience
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6.1/7
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Rinnai 26L Infinity Gas

  • Providing Instant & Continuous Hot Water at 26L per min
  • Low running costs, highly efficient
  • Precise temperature control for safety and convenience
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6/7
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Rinnai B16L Builders

  • Suitable for medium sized units, apartments and homes
  • Providing Instant & Continuous Hot Water at 16L per min
  • 20 year installer warranty
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6/7
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Rinnai B20L Builders

  • Renowned Japanese manufacturer of extensive range of hot water systems
  • Suitable for medium to large sized units, apartments and homes
  • Providing Instant & Continuous Hot Water at 20L per min
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6/7
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Rinnai B26L Builders

  • Renowned Japanese manufacturer of extensive range of hot water systems
  • Suitable for large homes and families
  • Providing Instant & Continuous Hot Water at 26L per min
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6/7
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Thermann 16L Gas

  • Japanese technology and manufacture
  • Over 50 years of manufacturing experience
  • Optional universal controllers available
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6/7
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Thermann 20L Gas

  • Japanese technology and manufacture
  • Over 50 years of manufacturing experience
  • Optional universal controllers available
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6/7
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Thermann 26L Gas

  • Japanese technology and manufacture
  • Over 50 years of manufacturing experience
  • Optional universal controllers available
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6/7
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Rheem 16L Metro Gas

  • 16L per min hot water delivery
  • Remote temperature controller options
  • 20 year installer warranty
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6/7
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Rheem 20L Metro Gas

  • 60°C temperature model
  • 20L/minute continuous hot water delivery
  • 20 year installer warranty
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6/7
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Rheem 26L Metro Gas

  • 60°C temperature model
  • 26L/minute continuous hot water delivery
  • 20 year installer warranty
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5.3/7
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Bosch 10H Hydroflow

  • Continuous instant hot water at 10L per minute from this Bosch unit
  • cheap alternative for small homes, units and apartments
  • 20 year installer warranty
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6/7
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Bosch 17E Highflow

  • Delivers 17L per minute
  • Suitable for apartments and small units
  • 20 year installer warranty
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6.3/7
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Bosch 21E Highflow

  • Continuous instant hot water at 21L per minute
  • Cheap alternative for medium to large homes
  • 20 year installer warranty
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6/7
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Bosch 26E Highflow

  • Continuous instant hot water at 26L per minute
  • Ideal for large homes with 2 bathrooms
  • 20 year installer warranty
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6/7
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Bosch 16L Optiflow

  • Delivers 16L per minute
  • Suitable for apartments and small units
  • 20 year installer warranty
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6/7
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Bosch 20L Optiflow

  • Continuous instant hot water at 20L per minute
  • Cheap alternative for medium to large homes
  • 20 year installer warranty
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6/7
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Bosch 26L Optiflow

  • Continuous instant hot water at 26L per minute
  • Ideal for large homes with 2 bathrooms
  • 20 year installer warranty
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4.6/7
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Bosch 10P Pilot Light Gas

  • Continuous instant hot water at 10L per minute
  • A cheap alternative for small homes, units and apartments
  • Energy Efficient
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4.6/7
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Bosch 13P Pilot Light Gas

  • Continuous instant hot water at 13L per minute
  • A cheap alternative for small homes, units and apartments
  • Energy Efficient
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4.6/7
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Bosch 16P Pilot Light Gas

  • Continuous instant hot water at 16L per minute
  • A cheap alternative for small homes, units and apartments
  • Energy Efficient
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5.2/7
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Bosch 13H Hydroflow

  • Continuous instant hot water at 13L per minute from this Bosch unit
  • cheap alternative for small homes, units and apartments
  • 20 year installer warranty
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5.2/7
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Bosch 16H Hydroflow

  • Continuous instant hot water at 16L per minute from this Bosch unit
  • Cheap alternative for medium homes
  • 20 year installer warranty
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6/7
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Dux 17L Always Hot

  • Suitable for small families
  • Provides instant hot water continuously at 17L per min
  • 20 year installer warranty
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6/7
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Dux 21L Always Hot

  • Suitable for small/medium homes
  • Provides instant hot water continuously at 21L per min
  • 20 year installer warranty
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6/7
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Dux 26L Always Hot

  • Suitable for large/medium homes with 2 bathrooms
  • Provides instant hot water continuously at 26L per min
  • 20 year installer warranty
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6.5/7
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Chromagen Eternity 20L

  • Save on power bills with high 6.5 star energy ratings
  • 20L per minute model for a small family
  • 20 year installer warranty
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6.3/7
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Chromagen Eternity 26L

  • 26L per minute
  • Heat instantly on demand
  • 20 year installer warranty
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6/7
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Quantum 20L Instantaneous Gas

  • Suitable for units, apartments and smaller dwellings
  • 10 year product warranty
  • 20 year installer warranty
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6/7
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Quantum 26L Instantaneous Gas

  • Suitable for medium sized units, apartments and homes
  • 12 year product warranty
  • 20 year installer warranty
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Why choose tankless continuous/instantaneous hot water system?

Continuous or instantaneous hot water system offers:

  • Instant and endless hot water supply
  • Compact design
  • Quick and easy installation
  • Suitable for all size households – large or small families and business
  • No long wait times. Never run out of hot water this winter
  • Reliable hot water system that guarantees hot water longer
  • Energy efficient options available
  • Ease of use and safety

Purchasing and installing a new hot water system is a long-term investment and selecting the best one for your household or business is not an easy task. So if you are considering a change of your existing hot water system, have you reflected which type of water heater is right for your home and usage? A good decision is the one that carefully considers key factors like size of the family and residential unit, price of the system and installation, cost and availability of energy sources, energy factor rating of the water heater, and whether the system meets local water heater regulations. If all this is causing you stress and if you aren’t quite sure which instant water heater is best for you, let the experienced crew at ABA Plumbing & Gas handle your hot water system needs.

We have expert understanding and a high-quality selection of hot water systems at competitive trade prices. Some of the best hot water system brands that we install, repair and replace with precision are Rheem, Bosch, Dux, Rinnai, Vulcan, AquaMAX, Quantum, Chromagen, Stiebel Eltron, Thermann and Everhot. We can assist in the selection of a best-suited continuous/instantaneous hot water heater system ensuring that you never run out of hot water this winter season.

Repair, replace or install 24×7 with ABA Plumbing & Gas

Don’t put off getting that old, run-down hot water system out of your home any longer. At ABA Plumbing & Gas, we know just how important hot water is to the smooth functioning of your home. We offer reliable and well-priced service, repair, replacement and installation for all makes and models of water heaters in Adelaide and the surrounding areas. Reliability and efficiency is everything. When you choose us – your local Adelaide plumber, you’re getting 100% satisfaction.

Call ABA Plumbing & Gas at 08 8297 7637 today for FREE cost estimate. We are happy to provide you with expert consultation and help you decide on the next steps for installation of a new continuous hot water system. We also offer great online discounts if you mention our website!

What else do our Plumbers in Adelaide offer

  • Same day emergency plumbing, available 24/7
  • Qualified Adelaide Master Plumbers
  • Online discounts when you mention our website
  • Pensioner discounts
  • All work guaranteed
  • Expert advice and sustainable plumbing solutions
  • Extremely competitive pricing
  • Gas safety checks starting from only $99
  • Same rates - all day, every day
  • Free, no obligation quotes

We use the following trusted Hot Water Brands

We believe in quality products and a quality plumbing service and will never steer our customers wrong.

To get a free and no obligation quote on a new hot water heater installation, repair or replacement in Adelaide call us today and we won’t charge a call out fee*! Mention our website and receive $50 off any hot water service install*.
*Terms & Conditions apply

We are certified install, repair and service agents for all the leading hot water system brands including:

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You shouldn't have to wait for peace of mind.

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