Gas Hot Water Systems
At Perthfix we have a large range of Gas Hot Water Systems available. The price that you see is the price for the Gas Hot Water System of your choice fully installed. When choosing your hot water system, it is important to consider the following to ensure you get the correct system you need:
- Match it to your old one – Easy
- Did you have enough pressure and hot water?
- Unsure? Just jump on our live chat.
If you need more information on the different styles, gas types and brands plus a guide on what household sizes different size units suit then please check out our choosing a gas hot water system guide here.
Showing 1–12 of 16 results
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Gas Hot Water Systems
Rinnai B26 Instantaneous Hot Water System – 3/4+ People
Suits: 3 Showers and 2 taps running without pressure drop.
The B26 is designed to give you hot water when you need, bringing many of the advantages of Rinnai Infinity series water heaters to new home and apartment blocks.
Energy Efficient, only heating water as needed, the B26 reduces running costs and greenhouse gas emissions substantially.
Features and Benefits
- Delivery capacity: 26 litres/min at a 25° rise
- Suitable for 2 or more bathrooms
- 6.0 Star energy rating
- Available in Natural Gas or LPG models
- External Installation only
- Choice of temperate presets of 50° or 60°C
- Supplied in a neutral Dune colour
- AGA Certification to AS 4552: 6930
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,200 Add to cart -
Gas Hot Water Systems
Thermann 26L Instantaneous Hot Water System – 3/4+ People
Suits: 3 Showers and 2 taps running without pressure drop.
The Thermann 6 star, energy efficient Gas Continuous Flow unit ensures you will have enough hot water, when you need it. With a 12 year warranty, you can rest assured you are covered for the life of the unit, and optional universal controllers ensure you always have precise control of your hot water temperature settings. The Continuous Flow units are available in both NG and LPG to suit your gas type.
- Japanese technology and manufacture
- AGA approved
- Over 50 years of manufacturing experience
- Product quality guarantee
- Watermark approved
- Available in NG and LPG in 50 and 60 degree models
- Optional universal controllers available
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,170 Add to cart -
Gas Hot Water Systems
Rinnai B20 Instantaneous Hot Water System – 2/3 People
Suits: 2 Showers and 1 tap running without pressure drop.
The B20 brings many of the advantages of Rinnai Infinity series water heaters to new home and apartment blocks.
Energy Efficient, only heating water as needed, the B20 reduces running costs and greenhouse gas emissions substantially.
Features and Benefits
- LPG powered Model with temperature preset to 50°C
- Delivery capacity: 20 litres/min at a 25° rise
- Suitable for 1 to 2 bathrooms
- 5.9 Star energy rating
- Available in Natural Gas or LPG models
- External Installation only
- Choice of temperate presets of 50° or 60°C
- Supplied in a neutral Dune colour
- AGA Certification to AS 4552: 6330
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,135 Add to cart -
Gas Hot Water Systems
Thermann 20L Instantaneous Hot Water System – 2/3 People
Suits: 2 Showers and 1 tap running without pressure drop.
The Thermann 6 star, energy efficient Gas Continuous Flow unit ensures you will have enough hot water, when you need it. With a 12 year warranty, you can rest assured you are covered for the life of the unit, and optional universal controllers ensure you always have precise control of your hot water temperature settings.
- Japanese technology and manufacture
- AGA approved
- Over 50 years of manufacturing experience
- Product quality guarantee
- Watermark approved
- Available in NG and LPG in 50 and 60 degree models
- Optional universal controllers available
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,130 Add to cart -
Gas Hot Water Systems
Rinnai B16 Instantaneous Hot Water System – 1/2 People
Suits: 1 Shower and 1 tap running without pressure drop.
The B16 is designed for builders/project jobs, bringing many of the advantages of Rinnai Infinity series water heaters to new home and apartment blocks.
Energy Efficient, only heating water as needed, the B16 is perfect for smaller residences, reducing running costs and greenhouse gas emissions substantially.
Features and Benefits
- Natural Gas Model with 50° temperature limit
- Delivery capacity: 16 litres/min at a 25° rise
- Suitable for 1 bathrooms
- 6.0 Star energy rating
- Available in Natural Gas or LPG models
- External Installation only
- Choice of temperate presets of 50° or 60°C
- Supplied in a neutral Dune colour
- AGA Certification to AS 4552: 6330
(0 reviews)$1,050 Add to cart -
Gas Hot Water Systems
Thermann 16L Instantaneous Hot Water System – 1/2 People
Suits: 1 Shower and 1 tap running without pressure drop.
The Thermann 6 star, energy efficient Gas Continuous Flow unit ensures you will have enough hot water, when you need it. With a 12 year warranty, you can rest assured you are covered for the life of the unit, and optional universal controllers ensure you always have precise control of your hot water temperature settings. The Continuous Flow units are available in both NG and LPG to suit your gas type.
- Japanese technology and manufacture
- AGA approved
- Over 50 years of manufacturing experience
- Product quality guarantee
- Watermark approved
- Available in NG and LPG in 50 and 60 degree models
- Optional universal controllers available
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,050 Add to cart -
Gas Hot Water Systems
Bosch 16H Hydro Power Instantaneous Hot Water System – 1/2 People
Suits: 1 Shower and 1 tap running without pressure drop.
The Bosch External HydroPower 16H system ignites when you turn on the tap. There is no pilot light wasting gas and no electricity is needed for electronic ignition. The system delivers 16 litres of hot water with a 25° rise in temperature.
Water flows through a small turbine creating the energy needed to ignite the burner and then turns it off when you turn off the tap.
Saves on gas, saves on electricity and makes installation a breeze.
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
Features and Benefits
- Continuous flow hot water
- Flow rate: 16 litres/min for a 1-2 bathroom home in warmer climates
- 5 Star Efficiency
- External Installation Only
- Available in Natural Gas or LPG models
- Warranties
- 2 Years Parts and Labour
- 10 Years Heat Exchanger (part only)
(0 reviews)$1,250 Add to cart -
Gas Hot Water Systems
Bosch 16P Instantaneous Hot Water System – 1/2 People
Suits: 1 Shower and 1 tap running without pressure drop.
Externally installed, the 16P produces 16 Litres per minute of hotwater to suit one or two bathrooms. The Pilot series use a standing pilot light to ignite the burner when hot water is required.
Features and Benefits
- 16P Continuous Flow Hot Water
- 4.3 Star Rating with 16 L/min at a 25° temperature rise to suit 1-2 bathrooms.
- Natural Gas Only
- Compact
- External Installation
- Does not require a power point
- Warranties
- 2 Years – Parts and Labour
- 10 Years – Heat Exchanger (Part Only)
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,150 Add to cart - 16P Continuous Flow Hot Water
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Gas Hot Water Systems
Bosch 10H Hydro Power Instantaneous Hot Water System – 1/2 People
Suits: 1 Shower and 1 tap running without pressure drop.
The Bosch External HydroPower 10H system ignites when you turn on the tap to deliver 10 Litres per minute of hot water. There is no pilot light wasting gas and no electricity is needed for electronic ignition.
Water flows through a small turbine creating the energy needed to ignite the burner and then turns it off when you turn off the tap.
Saves on gas, saves on electricity and makes installation a breeze.
Features and Benefits
- Continuous flow hot water
- Flowrate: 10 litres/min for a 1 bathroom home
- 5 Star Efficiency
- External Installation Only
- Available in Natural Gas or LPG models
- Warranties
- 2 Years Parts and Labour
- 10 Years Heat Exchanger (part only)
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,100 Add to cart -
Gas Hot Water Systems
Bosch 10P Instantaneous Hot Water System – 1/2 People
Externally installed and producing 10 Litres per minute of hotwater to suit one bathroom, the Pilot series use a standing pilot light to ignite the burner when hot water is required.
Features and Benefits
- Continuous Flow Hot Water – 4.6 Star Efficiency at 10 L/min at a 25° temperature rise to suit 1 bathroom.
- Natural Gas or LPG
- Compact
- External Installation
- Does not require a power point
- Warranties
- 2 Years – Parts and Labour
- 10 Years – Heat Exchanger (Part Only)
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$999 Add to cart -
Gas Hot Water Systems
Rheem Stellar 360L Gas Storage Hot Water System
The Rheem Stellar gives you 5 Star Efficiency with a High Recovery Rate Gas Storage Hot Water System producing 200 Litres per hour of Hot Water.
Features and Benefits
- 5 Star energy efficiency – uses less gas than 3 or 4 Star water heaters, lowering greenhouse gas emissions
- Advanced technology – the Stellar Superflue® increases both efficiency and performance, reducing energy consumption and saving you money
- Mains pressure at multiple taps – to service multiple hot water demands at once
- 200 litre per hour recovery – more than you will likely need!
- 10 Years Cylinder and SuperFlue® Warranty, 5 Years labour on Cylinder and SuperFlue®, 1 Year parts & labour warranty on all other components.
- Designed for durability
- Australian made
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,720 Add to cart -
Gas Hot Water Systems
Rheem Stellar 330L Gas Storage Hot Water System
The Rheem Stellar gives you 5 Star Efficiency with a High Recovery Rate Gas Storage Hot Water System producing 200 Litres per hour of Hot Water.
Features and Benefits
- 5 Star energy efficiency – uses less gas than 3 or 4 Star water heaters, lowering greenhouse gas emissions
- Advanced technology – the Stellar Superflue® increases both efficiency and performance, reducing energy consumption and saving you money
- Mains pressure at multiple taps – to service multiple hot water demands at once
- 200 litre per hour recovery – more than you will likely need!
- 10 Years Cylinder and SuperFlue® Warranty, 5 Years labour on Cylinder and SuperFlue®, 1 Year parts & labour warranty on all other components.
- Designed for durability
- Australian made
Please note the price of all our products are the fully installed price. So there is nothing extra for you to pay and all you need to do is book a time for installation at the checkout. If you are getting multiple items there will also be a discount.
(0 reviews)$1,550 Add to cart











