Bosch Gas Hot Water Systems from $1,199
Choose LPG or Natural Gas
Choose How You Want to Order
Not every hot water job is the same. Choose supply only if you already have an installer arranged, or select a supplied and installed option where available.
Supply Only
Best if you already have a licensed plumber, gas fitter or electrician arranged.
Your product price is for the hot water system only. Installation is not included unless shown or selected separately.
Valves, old unit removal, disposal, electrical work, pipework changes, gas work and compliance upgrades may be required depending on your installation.
Supplied & Installed
Best if you want the hot water system and installation organised together.
Select your preferred system, answer the installation questions on the product page and choose any required installation options before checkout.
Installation availability and final requirements depend on your location, access, product type, existing services and site conditions.
Not Sure What You Need?
Hot water systems vary by size, energy source, household demand and installation setup.
Compare the available hot water systems below or use the selection tools throughout the site to narrow down the right option for your home.
Consider household size, energy source, available space, hot water demand, running costs and installation requirements before choosing.
Bosch Hot Water Systems for Brisbane, Gold Coast & Major Australian Metros
Bosch hot water systems in the current Installed Today range are compact HydroPower continuous-flow gas water heaters designed for homes wanting hot water without a storage tank.
The current range consists of the Bosch HydroPower 16H in Natural Gas and LPG, providing the same 16L continuous-flow platform for the two main residential gas types.
Installed Today supplies Bosch hot water systems across supported mainland Australian markets, with supplied and installed options available in eligible Brisbane and Gold Coast service areas.
Bosch HydroPower 16H Hot Water Systems
What Is Bosch HydroPower Hot Water?
Bosch HydroPower is a continuous-flow gas hot-water system that uses the movement of water through the appliance to generate the energy needed for burner ignition.
When a hot-water tap opens, water begins flowing through the unit, HydroPower provides ignition and the gas burner heats the water as it passes through the appliance.
When hot-water demand stops, the burner shuts down rather than maintaining a permanently heated storage tank.
Bosch 16H Does Not Need a Standard Power Point at the Unit
One of the key differences between Bosch HydroPower and many electronic continuous-flow systems is the ignition system.
The HydroPower 16H generates the energy needed for ignition from water flow, so a standard external power point is not required at the appliance.
This can make it particularly useful when replacing an older gas water heater at a suitable external location where electrical power is not already provided.
Bosch 16H Heats Water on Demand
The Bosch 16H is not a storage water heater.
Instead of keeping a large cylinder of water hot, it heats water as the household uses it.
This creates a compact wall-mounted installation and avoids the standing storage associated with conventional gas or electric tanks.
Bosch 16H Flow Rate Explained
The Bosch HydroPower 16H is rated at 16 litres per minute at a 25°C temperature rise.
The 16L figure is not a guarantee that every installation will provide exactly 16L/min at every desired water temperature.
Available flow depends on incoming water temperature, required outlet temperature, water pressure, gas supply and appliance operating conditions.
Why Temperature Rise Matters
Temperature rise is the difference between incoming cold-water temperature and the required heated-water temperature.
For example, heating 20°C incoming water to 45°C requires a 25°C temperature rise.
When the incoming water is colder or the required outlet temperature is higher, the appliance needs to add more heat to each litre of water, which can reduce available flow.
Who Is Bosch 16H Best Suited To?
One-Bathroom Homes
The 16L class is best aligned with homes where high simultaneous hot-water demand is limited.
Units & Townhouses
Compact external wall mounting can suit smaller residential properties where storage-tank space is limited.
Granny Flats
Lower household occupancy and one-bathroom demand can make 16L continuous flow a practical option.
Couples
Households that generally use one major hot-water outlet at a time can fit the Bosch 16H flow class well.
Rental Properties
The system can provide a practical replacement where the property already uses a compatible external gas continuous-flow setup.
Existing Bosch Replacement
If an existing Bosch 16L-class system has supplied enough hot water, the 16H is the natural current replacement starting point.
Bosch HydroPower 16H Natural Gas vs LPG
| Model | Fuel | Flow Class | Best Starting Point |
|---|---|---|---|
| Bosch HydroPower 16H NG | Natural Gas | 16L/min at 25°C rise | Homes connected to suitable mains Natural Gas |
| Bosch HydroPower 16H LPG | LPG | 16L/min at 25°C rise | Homes using an appropriate LPG supply |
Natural Gas and LPG appliances are different fuel configurations and are not interchangeable.
Bosch HydroPower 16H Natural Gas
The Natural Gas Bosch 16H is designed for properties connected to an appropriate mains Natural Gas supply.
It provides the same HydroPower ignition and nominal 16L/min flow class as the LPG model, but is configured specifically for Natural Gas.
Before replacement, confirm the existing gas supply and pipework can support the appliance and other connected gas equipment.
Bosch HydroPower 16H LPG
The LPG Bosch 16H is designed for properties supplied by LP Gas rather than mains Natural Gas.
It can suit urban, rural and semi-rural properties where LPG is already used and the existing supply is correctly configured for the selected appliance.
Cylinder or bulk-gas supply, regulator capacity and gas pipe sizing still need to be suitable for the appliance.
Bosch HydroPower 16H Is a 5-Star Gas System
The current Bosch HydroPower 16H is listed with a 5-Star gas-energy rating.
The star rating relates to appliance gas efficiency and should not be confused with flow capacity or household sizing.
A 5-Star 16L system can still be undersized if the household regularly needs more simultaneous hot-water flow than the appliance can provide.
Bosch 16H Water Pressure Requirements
Continuous-flow systems rely on adequate incoming water pressure and flow.
Current Bosch 16H specifications list a minimum inlet pressure of 50kPa and approximately 130kPa constant pressure for maximum rated flow.
The product also lists a maximum inlet water pressure of approximately 800kPa.
Existing water-supply problems should be diagnosed rather than assuming the new hot-water unit will correct poor incoming pressure or flow.
Bosch 16H Gas Supply and Pipe Sizing
The current HydroPower 16H specification lists maximum gas consumption around 130MJ/hour.
The gas line therefore needs adequate capacity for the hot-water system and any other gas appliances that may operate at the same time.
Gas-pipe diameter, pipe length, regulator capacity, supply pressure and total connected load should be checked by an appropriately licensed gas fitter.
Continuous Flow Needs Enough Water Flow to Operate
The current Bosch HydroPower 16H specification lists a minimum operating flow of approximately 3.5L/min.
Very low-flow outlets or restricted plumbing can therefore affect how a continuous-flow appliance starts and operates.
This is different from a storage water heater, which already has heated water stored in the tank before the tap is opened.
Bosch HydroPower 16H Is an External Gas Hot Water System
The Bosch HydroPower 16H models currently sold by Installed Today are designed for external wall-mounted installation.
The installation position needs compliant clearances from building openings and suitable access to gas and water connections.
Do not assume an external unit can be installed inside a cupboard, garage or enclosed area.
Bosch 16H Dimensions
The current HydroPower 16H is approximately 936mm high × 460mm wide.
Its wall-mounted format removes the need for the large floor footprint required by a storage cylinder.
Exact connections, clearances and wall-mounting requirements still need to be checked before treating another continuous-flow unit as a direct physical replacement.
When Should You Compare a Larger Instant Gas System?
Bosch 16H is strongest where simultaneous hot-water demand is relatively modest.
If the household regularly uses multiple showers or a shower plus other high-flow outlets at the same time, compare the wider instant-gas range before choosing 16L.
20L and 26L continuous-flow systems can provide additional flow capacity, but the gas and water supply must be capable of supporting the larger appliance.
Bosch HydroPower vs Gas Storage Hot Water
Bosch HydroPower
Wall-mounted continuous flow that heats water as it is used without maintaining a full storage tank.
Gas Storage
Stores a heated reserve inside a cylinder and reheats incoming water as the stored supply is consumed.
Changing Technology
Converting from storage to continuous flow can require gas-pipe, plumbing, mounting and other installation changes.
Replacing an Existing Bosch Continuous-Flow System
If an existing Bosch or other 16L continuous-flow unit has consistently provided enough hot water, the HydroPower 16H is a logical current replacement to compare.
Like-for-like does not mean every part of the installation can automatically remain unchanged.
- Existing make and model
- Existing flow rate
- Natural Gas or LPG
- Gas pipe sizing
- Regulator or meter capacity
- Water pressure
- Water flow
- Connection positions
- External clearances
- Wall mounting surface
- Valve condition
- Current household demand
Changing from Gas Storage to Bosch HydroPower
Changing from gas storage to Bosch continuous flow can free floor space, but it is not usually a simple product swap.
Continuous-flow appliances can require different gas capacity, wall mounting and plumbing connection positions from the old storage tank.
Compare the complete conversion cost and site requirements rather than comparing appliance prices alone.
Bosch HydroPower for Rental Properties
Bosch 16H can provide a practical rental replacement where the property already has compatible external continuous-flow gas hot water.
It is particularly relevant to smaller rental homes, units and townhouses with moderate hot-water demand.
Avoid undersizing purely to minimise replacement cost. If the property regularly houses several people or has multiple bathrooms, compare a larger flow class.
Bosch HydroPower 16H Warranty
Current Installed Today product information lists 2 years parts and labour plus a 10-year heat-exchanger parts warranty, subject to the applicable manufacturer warranty conditions.
The 10-year maximum period should not be interpreted as a 10-year warranty on every component or labour item.
Bosch Hot Water Systems Brisbane
Brisbane is a primary Bosch installation market for Installed Today. Selected Bosch HydroPower 16H systems can be ordered with professional installation in eligible Brisbane, Logan, Ipswich, Moreton Bay and Redlands service areas.
Common Brisbane applications include 16L continuous-flow replacements, units, townhouses, granny flats, rental properties and homes wanting an external gas system that does not require a standard power point at the unit.
Final installation requirements depend on gas type, gas-pipe capacity, regulator or meter capacity, water pressure, mounting position, clearances, valves and site conditions.
Bosch Hot Water Systems Gold Coast
Selected Bosch HydroPower 16H systems are also available supplied and installed across eligible Gold Coast service areas.
The Bosch 16H can suit lower-demand homes, units, townhouses and like-for-like continuous-flow replacement jobs where the gas and water supply are suitable.
Confirm Natural Gas or LPG, household flow demand and installation compatibility before ordering.
Buy Bosch Hot Water Systems Across Major Australian Metro Areas
Supply-only Bosch systems are available for customers who already have appropriately licensed trades arranged across supported mainland Australian markets where delivery is available.
Our main Bosch supply markets include Brisbane, Gold Coast, Sunshine Coast, Sydney, Melbourne, Perth and Adelaide, together with Townsville, Cairns, Toowoomba, Newcastle, Central Coast, Wollongong and Geelong.
Brisbane and Gold Coast remain the primary Installed Today installation markets. Customers elsewhere can choose supply only and arrange their own appropriately licensed gas fitter or plumber.
Choose How You Want to Order Your Bosch
Supply Only
Choose supply only if you already have an appropriately licensed gas fitter or plumber arranged and simply need the Bosch unit supplied.
Installation, valves, disposal, gas work, pipework changes, regulator work and compliance upgrades are not included unless specifically shown.
Brisbane Installation
Selected Bosch HydroPower systems are available with installation in eligible Brisbane metro service areas.
Availability depends on gas type, postcode, gas supply, water pressure, access and site conditions.
Gold Coast Installation
Selected Bosch systems are also available supplied and installed in eligible Gold Coast areas.
Final requirements depend on the selected gas type and existing installation.
Bosch Currently Means HydroPower 16H on Installed Today
The current Installed Today Bosch range is very specific: the Bosch HydroPower 16H in Natural Gas and LPG.
Choose it when a 16L continuous-flow system suits household demand and the property benefits from HydroPower ignition without needing a standard electrical power point at the appliance.
Compare simultaneous hot-water demand, temperature rise, Natural Gas or LPG, gas-pipe capacity, water pressure, external clearances, dimensions, warranty and replacement compatibility before ordering.
If 16L is likely to be marginal for the property, compare the broader instant-gas range rather than forcing the Bosch 16H into a higher-demand application.
Bosch Hot Water System FAQs
Straight answers about Bosch HydroPower 16H gas hot water systems, natural gas versus LPG, household suitability, installation and pricing.
What are the most popular Bosch hot water systems?
Installed Today's current Bosch range centres on the Bosch HydroPower 16H Natural Gas and Bosch HydroPower 16H LPG. Both are 16 litre-per-minute external continuous-flow gas systems. Choose the natural gas version for a property connected to mains natural gas, or the LPG version for a property using bottled LP gas.
What is the difference between Bosch 16H Natural Gas and Bosch 16H LPG?
The main difference is the gas type the burner is designed to use. The Bosch 16H Natural Gas model is designed for properties connected to mains natural gas, while the Bosch 16H LPG model is designed for bottled LP gas. Both provide approximately 16 litres per minute at a 25°C temperature rise and use Bosch HydroPower ignition. Natural gas and LPG models are not interchangeable, so the correct gas type must be selected before ordering.
How many people does a Bosch 16H hot water system suit?
A Bosch 16H is generally best compared for smaller homes, townhouses, granny flats and households with lower to moderate simultaneous hot water demand. A 16L/min continuous-flow system is commonly considered for around 1 to 2 people or a one-bathroom home, although actual suitability depends more on shower flow rate, climate, water pressure and how many hot water outlets are used at the same time than household size alone.
What does 16L mean on a Bosch 16H hot water system?
The Bosch 16H is rated to deliver approximately 16 litres of hot water per minute at a 25°C temperature rise. Unlike a storage hot water system, 16L does not mean the unit contains a 16-litre tank. It is a continuous-flow rating showing how much heated water the unit can produce each minute under the specified conditions.
What does HydroPower mean on the Bosch 16H?
Bosch HydroPower uses water flow through the hot water system to generate the energy required for ignition. When a hot tap opens, water moving through the unit activates the ignition system and the gas burner heats the water as it passes through. This means the Bosch 16H does not normally rely on a standard external 240V power point for its basic ignition system.
Does a Bosch HydroPower 16H need electricity?
The Bosch HydroPower 16H does not normally require a standard power point to operate its ignition system because ignition energy is generated from water flow. This can make it useful when replacing an older non-powered continuous-flow gas system. Any optional controllers, accessories or non-standard installation requirements should still be checked before ordering.
How big is the Bosch HydroPower 16H hot water system?
The current Bosch HydroPower 16H models listed by Installed Today are approximately 936mm high and 460mm wide. They are compact wall-mounted continuous-flow systems rather than storage tanks. Installation still requires compliant external clearances from windows, doors, vents and other building features, together with safe service access.
Can a Bosch 16H replace my existing instant gas hot water system?
In many cases, yes. A Bosch 16H can be a practical replacement for an existing external continuous-flow or instantaneous gas water heater where the gas type, gas supply, water pressure, pipe sizing, wall location and required clearances are suitable. The simplest installation is generally a compliant like-for-like external replacement in the existing location. Gas upgrades, relocation or changing system type can require additional work.
Can I buy a Bosch 16H hot water system supply only?
Yes. Bosch 16H Natural Gas and LPG systems can be ordered supply only if you already have an appropriately licensed gas fitter or installer arranged. Supply only includes the Bosch hot water system but does not include installation, valve kits, gas fitting work, additional pipework, old-system disposal, relocation or compliance upgrades unless purchased separately.
Can I buy a Bosch 16H supplied and installed?
Yes. Supplied and installed Bosch 16H options are available in eligible installation areas. The Basic Install is designed for a compliant external, ground-level continuous-flow gas replacement in the existing location. The existing gas supply, water connections, isolation valves, fittings and pipework must be suitable to retain. Gas upgrades, new valves, additional pipework, relocation, disposal and other non-standard work may cost extra.
Bosch Hot Water System Pricing FAQs
Compare current Bosch supply-only and installed-from pricing. The prices below use each product's lowest live Shopify price plus the current matching continuous-flow Basic Install price, so they update automatically when store pricing changes.
How much is the Bosch 16H LPG Gas Hot Water System?
The Bosch 16H LPG Gas Hot Water System is available supply only from $1,199 . Supply only means you are purchasing the Bosch hot water system without an installation package. Supply and Basic Install is from $1,699 in eligible installation areas. The installed-from figure is the current lowest Bosch product price plus the current matching continuous-flow Basic Install price. Valve kits, gas pipe upgrades, additional plumbing, relocation, disposal, restricted access and other non-standard installation work are extra where required.
How much is the Bosch 16H Natural Gas Hot Water System?
The Bosch 16H Natural Gas Hot Water System is available supply only from $1,199 . Supply only means you are purchasing the Bosch hot water system without an installation package. Supply and Basic Install is from $1,699 in eligible installation areas. The installed-from figure is the current lowest Bosch product price plus the current matching continuous-flow Basic Install price. Valve kits, gas pipe upgrades, additional plumbing, relocation, disposal, restricted access and other non-standard installation work are extra where required.