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Best Gas Continuous Hot Water Systems

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86 listings

Joolca HOTTAP
  • Award Winner 2020

Joolca HOTTAP · includes 5 listings

4.6 from 271 reviews

Latest review: Being able to look up at the stars when Im having a shower is amazing and being able to wash dishes at my campsite without having to clean and sterilise the sink in a camp kitchen from the mess

  • Build Quality
    4.4 (70)
  • Value for Money
    4.3 (71)
  • Cleaning & Maintenance
    4.6 (63)
  • Noise Level
    4.5 (59)
  • Temperature Consistency
    4.3 (62)
  • Heating Speed
    4.4 (63)
  • Smells of GasYes (0) · No (67)
Dux Always Hot Continuous Flow
  • Award Winner 2021
  • 2020

Dux Always Hot Continuous Flow · includes 20 listings

4.4 from 45 reviews

Latest review: One of the best investment ever made by myself for water heaters. Cannot complain they provide my good long warranty but the quality of the product is solid I have been using it since almost 9 months

  • Build Quality
    4.6 (31)
  • Value for Money
    4.3 (33)
  • Cleaning & Maintenance
    4.6 (24)
  • Noise Level
    4.7 (31)
  • Temperature Consistency
    4.4 (27)
  • Heating Speed
    4.1 (27)
  • Smells of GasYes (1) · No (22)
Rinnai Infinity Range

Rinnai Infinity Range · includes 10 listings

3.1 from 217 reviews

Latest review: Purchased May 2021. Specifically called the Rinnai support team prior to purchase to check what happens after a power outage and was assured it there will be "no problem". (I called because I noticed

  • Build Quality
    3.7 (26)
  • Value for Money
    3.2 (28)
  • Cleaning & Maintenance
    4.1 (22)
  • Noise Level
    3.8 (26)
  • Temperature Consistency
    3.2 (26)
  • Heating Speed
    3.3 (26)
  • Smells of GasYes (3) · No (24)
Smarttek Black Smart Hot Water System

Smarttek Black Smart Hot Water System

3.9 from 22 reviews

Latest review: I purchased the unit on 20.03.21 prior to our yearly Easter camping trip with a large group of friends. I set it up on the first day using the Winter mode with the water set to the start of the

  • Build Quality
    4.2 (20)
  • Value for Money
    3.8 (22)
  • Cleaning & Maintenance
    4.0 (20)
  • Noise Level
    4.3 (18)
  • Temperature Consistency
    3.8 (21)
  • Heating Speed
    4.1 (21)
  • Smells of GasYes (1) · No (19)
Thermann Gas Continuous Flow

Thermann Gas Continuous Flow · includes 3 listings

3.1 from 43 reviews

Latest review: I've just moved to another house, with a Thurmann 26 fitted. I have the exact same issues as Rob. At slow water feed, it cuts out to freezing cold water. That happens in all - the shower, the vanity

  • Build Quality
    3.7 (16)
  • Value for Money
    3.3 (19)
  • Cleaning & Maintenance
    3.6 (13)
  • Noise Level
    3.8 (17)
  • Temperature Consistency
    3.0 (22)
  • Heating Speed
    3.4 (22)
  • Smells of GasYes (7) · No (15)
Rinnai B26

Rinnai B26

2.5 from 32 reviews

Latest review: Very Happy And Impressed With The Service With Received From Jarred And His Professional Plumming Team . Have No Hesitation In Referring And Recommending There Professional Plumming Services. Raymond

  • Build Quality
    3.1 (18)
  • Value for Money
    2.5 (18)
  • Cleaning & Maintenance
    3.0 (15)
  • Noise Level
    3.1 (19)
  • Temperature Consistency
    3.2 (17)
  • Heating Speed
    2.3 (20)
  • Smells of GasYes (2) · No (18)
Rinnai B16

Rinnai B16

3.2 from 11 reviews

Latest review: i have bagged Rinnai about a gecko problame they have with there A/C. But have to say how good the b16 hot water system is. have had this b16 unit for at least 5 years maybe longer it has been

  • Build Quality
    3.6 (8)
  • Value for Money
    3.4 (8)
  • Cleaning & Maintenance
    3.4 (8)
  • Noise Level
    3.9 (8)
  • Temperature Consistency
    3.6 (7)
  • Heating Speed
    3.7 (7)
  • Smells of GasYes (1) · No (8)
Bosch HydroPower

Bosch HydroPower · includes 3 listings

1.7 from 281 reviews

Latest review: I’ve had two accidentally. The second one which I asked not to have the same system was exactly the same. Irregular temperatures. Takes ages to heat up at times. My first one broke down after only 3 m

  • Build Quality
    2.4 (19)
  • Value for Money
    2.1 (19)
  • Cleaning & Maintenance
    2.3 (15)
  • Noise Level
    3.1 (15)
  • Temperature Consistency
    2.4 (20)
  • Heating Speed
    2.4 (20)
  • Smells of GasYes (1) · No (17)
Rheem Continuous Flow

Rheem Continuous Flow · includes 21 listings

1.8 from 84 reviews

Latest review: Unit would work one day, then not the next. Rheem service were hopeless. Technician called and told me to try things to avoid turning up. Bought another brand. Don’t bother.

  • Build Quality
    2.8 (5)
  • Value for Money
    1.9 (7)
  • Cleaning & Maintenance
    3.3 (4)
  • Noise Level
    3.3 (3)
  • Temperature Consistency
    2.5 (8)
  • Heating Speed
    2.3 (6)
  • Smells of GasYes (2) · No (6)
Bosch Pilot Ignition

Bosch Pilot Ignition · includes 2 listings

2.4 from 16 reviews

Latest review: -Decent output: can cope with two long showers in a row -Temperature fluctuates often, meaning constant adjustment are required -Pilot light goes out at the faintest suggestion of a storm (in Perth,

  • Build Quality
    2.7 (3)
  • Value for Money
    3.3 (3)
  • Cleaning & Maintenance
    2.5 (2)
  • Noise Level
    3.3 (3)
  • Temperature Consistency
    3.0 (3)
  • Heating Speed
    4.0 (3)
  • Smells of GasYes (0) · No (3)
Chromagen Eternity 26

Chromagen Eternity 26

2.4 from 15 reviews

Latest review: My Chromagen Midea m26-40 continuous flow water heater has had a suspected faulty fan from new. I reported this and it took them over 4 weeks to attend site and not fix the problem. Neighbours have

  • Build Quality
    3.3 (6)
  • Value for Money
    3.0 (6)
  • Cleaning & Maintenance
    3.6 (5)
  • Noise Level
    4.0 (6)
  • Temperature Consistency
    3.0 (4)
  • Heating Speed
    2.5 (4)
  • Smells of GasYes (0) · No (5)
Rheem Metro

Rheem Metro · includes 6 listings

2.2 from 13 reviews

Latest review: After two months of use, the unit started repeatedly showing error code 76 and not producing hot water. It could be cleared by turning the unit off but the problem would return within a day. The

  • Build Quality
    3.5 (6)
  • Value for Money
    3.7 (6)
  • Cleaning & Maintenance
    4.7 (3)
  • Noise Level
    4.4 (5)
  • Temperature Consistency
    4.0 (5)
  • Heating Speed
    3.6 (5)
  • Smells of GasYes (0) · No (5)
Bosch Optiflow Professional

Bosch Optiflow Professional · includes 3 listings

1.2 from 55 reviews

Latest review: This product continually needs resetting, for hot water, up to 8 times a day more often than not. Contacted Bosch Australia this morning and spoke to Rory, and due to SVN not within their scope, no

  • Build Quality
    1.7 (26)
  • Value for Money
    1.3 (26)
  • Cleaning & Maintenance
    1.9 (22)
  • Noise Level
    1.8 (26)
  • Temperature Consistency
    1.9 (30)
  • Heating Speed
    1.6 (30)
  • Smells of GasYes (13) · No (16)
Rinnai GHF4135

Rinnai GHF4135 · includes 2 listings

3.0 from 2 reviews

Latest review: Have not had the best experience so far. (3 month old tank) Day two following tank installation, no hot water. The pilot light has gone out. Ok easy to relight. A few days later, no hot water again.

  • Build Quality
    2.0 (1)
  • Value for Money
    3.0 (1)
  • Temperature Consistency
    4.0 (1)
  • Heating Speed
    4.0 (1)
  • Smells of GasYes (0) · No (2)
  • Gas TypeLPG and Natural Gas
  • Energy Rating5 star(s)
Chromagen Eternity Plus  M20

Chromagen Eternity Plus M20

3.0 from 1 review

Latest review: This is a replacement to eternity T20. Eternity T20 made in Japan but this model M20 made in China but have a 6.5star energy rating as T20was only 6star. Same type of construction but a few internal

  • Build Quality
    3.0 (1)
  • Cleaning & Maintenance
    4.0 (1)
  • Noise Level
    5.0 (1)
  • Temperature Consistency
    4.0 (1)
  • Heating Speed
    4.0 (1)
  • Smells of GasYes (0) · No (1)
  • TypeContinuous
  • Max Water Pressure1,200 kPa
  • Min Water Pressure150 kPa
  • Dimensions 595 x 375 x 165 mm
  • Gas TypeLPG and Natural Gas
  • Energy Rating6.5 star(s)
  • InstallationExternal
  • LPG Consumption 160 mJ/hr
  • Nautral Gas Consumption 160 mJ/hr
  • Flow Rate20 L/min
Bosch Optiflow with Bluetooth

Bosch Optiflow with Bluetooth · includes 3 listings

2.7 from 3 reviews

Latest review: Bought a Bosch Optiflow with Bluetooth and what a mistake! The Bluetooth has a feeble range and cannot connect via the Apps from indoors! Our Rinnai was perfect, The supplied Remote worked from

  • Build Quality
    5.0 (1)
  • Value for Money
    5.0 (1)
  • Cleaning & Maintenance
    5.0 (1)
  • Noise Level
    2.0 (1)
  • Temperature Consistency
    5.0 (1)
  • Heating Speed
    5.0 (1)
  • Smells of GasYes (0) · No (1)
Bosch Hot Water & Heating Optiflow Professional External 12L

Bosch Hot Water & Heating Optiflow Professional External 12L

2.0 from 1 review

Latest review: I switched my hot water service from storage to continuous flow, and went from excellent water pressure to crap - from needing 2 minute showers to wash my short hair, to needing 15 min showers to do

Bosch Internal Compact

Bosch Internal Compact · includes 3 listings

1.5 from 8 reviews

Latest review: Stopped working after a week of it being installed had 3-5 days of cold showers and than it miraculously fixed itself. A year later it happened again Followed the instructions as per Stu's review

  • Noise Level
    3.0 (1)
  • Temperature Consistency
    4.0 (1)
  • Heating Speed
    3.0 (1)
  • Smells of GasYes (0) · No (1)
Bosch 32 / 32Q

Bosch 32 / 32Q · includes 2 listings

1.0 from 4 reviews

Latest review: Two Bosch 32 heaters installed in a block of units, each heater serving 9 units. The heat exchanger has failed (leaking) on one unit just outside the 5 year warranty period. Bosch will have nothing

  • Build Quality
    1.0 (1)
  • Value for Money
    1.0 (1)
  • Temperature Consistency
    4.0 (1)
  • Heating Speed
    4.0 (1)
  • Smells of GasYes (0) · No (1)
Chromagen Eternity T20

Chromagen Eternity T20

1.0 from 3 reviews

Latest review: 6 year old solar hot water, now rusted at inlet, tried ringing, email. no support at all, finally got the locale plumber will need to be replaced, he knew the

  • Build Quality
    1.0 (1)
  • Value for Money
    1.0 (1)
  • Cleaning & Maintenance
    1.0 (1)
  • Noise Level
    5.0 (1)
  • Temperature Consistency
    4.0 (1)
  • Heating Speed
    3.0 (1)
  • Smells of GasYes (1) · No (1)
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