Rinnai Enviroflo GR - Series 300L Heat Pump Hot Water System - Installed Today Rinnai Enviroflo GR - Series 280L Heat Pump Hot Water System - Installed Today
Reliable Rinnai hot water systems • Electric, gas and heat pump models • Australia-wide delivery

RINNAI HOT WATER SYSTEMS

Shop Rinnai hot water systems online with the Hot Water Outlet. Compare Rinnai electric, gas, continuous flow and heat pump hot water models, tank sizes, household suitability, dimensions, key features and product specifications, then choose the right Rinnai hot water system for your home, rental property, renovation or replacement project.

Why customers choose Hot Water Outlet

Shop hot water systems, valves, fittings, pumps, filters, and accessories online with clear product details, competitive pricing, helpful support, and delivery to eligible Australian postcodes.

25 products
Sale
Rinnai Enviroflo V2 315L Heat Pump Hot Water System - Installed Today
Rinnai Enviroflo V2 315L Heat Pump Hot Water System - Installed Today
Rinnai Enviroflo V2 315L Heat Pump Hot Water System
Sale price $4,179.00 Regular price $5,199.00 Save $1,020
Sale
Rinnai Enviroflo V2 250L Heat Pump Hot Water System - Installed Today
Rinnai Enviroflo V2 250L Heat Pump Hot Water System - Installed Today
Rinnai Enviroflo V2 250L Heat Pump Hot Water System
Sale price $3,799.00 Regular price $4,749.00 Save $950
Sale
Rinnai E - Series 265L Heat Pump Hot Water System - Installed Today
Rinnai E - Series 265L Heat Pump Hot Water System - Installed Today
Rinnai E-Series 265L Heat Pump Hot Water System
Sale price $3,149.00 Regular price $3,949.00 Save $800
Sale
Rinnai 400L Electric Hot Water System - Installed Today
Rinnai 400L Electric Hot Water System - Installed Today
Rinnai 400L Electric Hot Water System
from $1,429.00 Regular price $1,799.00 Save $370
Sale
Rinnai 50L Electric Hot Water System - Installed Today
Rinnai 50L Electric Hot Water System - Installed Today
Rinnai 50L Electric Hot Water System
from $489.00 Regular price $599.00 Save $110
Sale
Rinnai 4 - Star 170L Natural Gas Hot Water System - Installed Today
Rinnai 4 - Star 170L Natural Gas Hot Water System - Installed Today
Rinnai 4-Star 170L Natural Gas Hot Water System
Sale price $1,279.00 Regular price $1,599.00 Save $320
Sale
Rinnai 4 - Star 135L LPG Gas Hot Water System - Installed Today
Rinnai 4 - Star 170L Natural Gas Hot Water System - Installed Today
Rinnai 4-Star 135L LPG Gas Hot Water System
Sale price $1,069.00 Regular price $1,349.00 Save $280
Sale
Rinnai 4 - Star 135L Natural Gas Hot Water System - Installed Today
Rinnai 4 - Star 170L Natural Gas Hot Water System - Installed Today
Rinnai 4-Star 135L Natural Gas Hot Water System
Sale price $1,069.00 Regular price $1,349.00 Save $280
Sale
Rinnai B26 LPG Gas Hot Water System - Installed Today
Rinnai B26 LPG Gas Hot Water System - Installed Today
Rinnai Infinity B26 LPG Gas Hot Water System
from $1,059.00 Regular price $1,299.00 Save $240
Sale
Rinnai B26 Natural Gas Hot Water System - Installed Today
Rinnai B26 Natural Gas Hot Water System - Installed Today
Rinnai Infinity B26 Natural Gas Hot Water System
from $1,059.00 Regular price $1,299.00 Save $240

Rinnai

Shop Rinnai hot water systems and parts online from Hot Water Outlet, with fast delivery across Australia and same day delivery available in select metro areas on eligible orders. This collection brings together Rinnai hot water products, compatible valves, fittings, pipework, connections, spare parts and accessories for customers replacing, upgrading or maintaining a hot water system.

Whether you are looking for a Rinnai continuous flow gas hot water system, Rinnai electric hot water system, Rinnai heat pump hot water system, replacement valves, connection parts or hot water spares, Hot Water Outlet makes it easier to find the right Rinnai hot water products in one place.

Buy Rinnai Hot Water Systems Online

Rinnai hot water systems are a popular choice for Australian homes, rental properties, renovations, replacement jobs and trade supply. Choosing the right Rinnai product depends on the system type, household hot water demand, available energy source, fuel type, connection layout, pressure rating and product specifications.

This collection may include:

Rinnai continuous flow hot water systems
Rinnai gas hot water systems
Rinnai natural gas hot water units
Rinnai LPG hot water units
Rinnai electric hot water systems
Rinnai heat pump hot water systems
Rinnai hot water spare parts
Rinnai compatible valves
Tempering valves
Pressure limiting valves
Expansion control valves
PTR valves
Hot water connection kits
Pipework and fittings
Hot water accessories

Fast Rinnai Delivery Across Australia

Hot Water Outlet supplies Rinnai hot water systems, parts and accessories across Australia, with fast dispatch available on eligible stocked products. Same day delivery may be available in select metro areas depending on stock, order time, product size and delivery location.

This is especially useful when an old hot water system has failed, a replacement unit is needed quickly, or a small valve, fitting or spare part is holding up a hot water job.

Choosing the Right Rinnai Hot Water Product

Before ordering a Rinnai hot water system or part, check the existing unit and compare the product specifications carefully. Rinnai hot water products can vary by fuel type, flow rate, capacity, dimensions, pressure rating, connection layout and required accessories.

Check these details before buying:

Rinnai model number
System type
Natural gas, LPG or electric requirements
Storage capacity in litres
Flow rate in L/min for continuous flow units
Water pressure rating in kPa
Hot and cold water connection locations
Inlet and outlet connection sizes
Indoor, outdoor or external suitability
Power requirements where relevant
Required valves and fittings
Available space for the unit
Delivery access for larger products
Spare part compatibility

If you are replacing an existing Rinnai unit, matching the model number and key specifications is the safest way to reduce ordering mistakes.

Rinnai Continuous Flow Hot Water Systems

Rinnai continuous flow hot water systems heat water as it passes through the unit instead of storing heated water in a tank. These systems are commonly selected by customers who want a compact hot water option and are usually compared by flow rate in L/min.

When comparing Rinnai continuous flow systems, check the fuel type, flow rate, temperature settings, connection positions, dimensions, power requirements and whether the unit is suitable for the intended location. Natural gas and LPG models are not the same, so always choose the correct gas type before ordering.

Rinnai Gas, Electric and Heat Pump Hot Water

Rinnai gas hot water systems may include continuous flow or storage-style options, depending on the products available in the collection. Gas systems must be matched to the correct fuel type, either natural gas or LPG.

Rinnai electric hot water systems are often selected for storage hot water replacement, apartments, smaller homes and properties where electric supply is preferred.

Rinnai heat pump hot water systems may suit customers looking for an energy efficient storage hot water option, using heat from the surrounding air to help warm water in the tank.

The right Rinnai system depends on the property, hot water demand, available space, power or gas supply, pressure rating and product specifications.

Rinnai Hot Water Parts, Valves and Accessories

A Rinnai hot water order may require more than the main system. Valves, pipework, fittings and accessories can be needed to suit the water pressure, connection layout and system requirements.

Common products used with Rinnai hot water systems include:

Tempering valves
PTR valves
Pressure limiting valves
Expansion control valves
Isolation valves
Non-return valves
Duo valves
Hot water connection kits
Copper connections
Braided connections where suitable
Unions and adaptors
Drain cocks
Replacement parts
Maintenance accessories

Ordering compatible parts with the system can help make sure the right products are ready when needed.

Rinnai Hot Water for Homes, Rentals and Trade Supply

Hot Water Outlet supplies Rinnai hot water products for homeowners, property managers, builders, maintenance contractors and trade customers across Australia. This collection is designed for customers who want to order Rinnai hot water systems, parts and accessories quickly without searching through general plumbing catalogues.

This collection is suitable for:

Home hot water replacement
Rental property hot water supply
Renovation projects
Trade supply orders
Hot water system upgrades
Spare part replacement
Valve and fitting orders
General hot water maintenance

Why Buy Rinnai From Hot Water Outlet?

Hot Water Outlet focuses on hot water supply, making it easier to shop for Rinnai hot water systems, valves, fittings, spare parts and accessories in one place. Customers can compare product details, check important specifications and order hot water products online with fast delivery options across Australia.

Shop with Hot Water Outlet for:

Rinnai hot water systems and parts
Fast delivery across Australia
Same day delivery in select metro areas on eligible orders
Rinnai continuous flow, gas, electric and heat pump options where available
Hot water valves, fittings and connection parts
Spare parts and accessories
Products for homes, rentals and trade supply
Clear product specifications
Easy online ordering

Rinnai Hot Water Questions

What Rinnai hot water system do I need?

The right Rinnai hot water system depends on your household size, hot water usage, available gas or power supply, space, water pressure and preferred system type. Storage systems are usually compared by litres, while continuous flow systems are compared by flow rate in L/min.

What is the difference between Rinnai natural gas and LPG hot water systems?

Natural gas Rinnai hot water systems are designed for properties connected to mains natural gas. LPG Rinnai hot water systems are designed for bottled gas. They are not interchangeable unless the product is specifically designed or converted for that fuel type, so always choose the correct version before ordering.

Are Rinnai continuous flow systems sized by litres?

Rinnai continuous flow systems are generally compared by flow rate in L/min rather than tank capacity. The right flow rate depends on household demand, number of outlets, climate, incoming water temperature and product specifications.

Can I replace my old Rinnai hot water system with a new Rinnai model?

You may be able to replace an existing Rinnai system with a newer Rinnai product where the specifications, fuel type, water connections, pressure rating, dimensions and product requirements are suitable. Always compare the current model details with the new product before ordering.

Do I need new valves with a Rinnai hot water system?

New valves may be required depending on the system type, existing valve condition, pressure rating and connection layout. Common hot water valves include tempering valves, PTR valves, pressure limiting valves, expansion control valves, isolation valves and non-return valves.

How do I choose Rinnai spare parts?

Check the model number, part number, fuel type, connection size, pressure rating, voltage where relevant and product compatibility. Matching the details from the existing unit or part helps reduce ordering mistakes.

Do you sell Rinnai hot water connections and fittings?

Yes. Hot Water Outlet sells hot water valves, pipework, fittings, connection kits and accessories that may be suitable for Rinnai hot water systems, depending on the product and system requirements.

Is same day delivery available for Rinnai products?

Same day delivery may be available in select metro areas on eligible Rinnai products and orders. Availability depends on stock, order time, product size and delivery location.

Do you deliver Rinnai hot water products Australia wide?

Yes. Hot Water Outlet supplies Rinnai hot water systems, parts and accessories across Australia, with delivery options depending on stock, product size and delivery location.

Order Rinnai Hot Water Products Online

Shop Rinnai hot water systems, parts, valves, fittings and accessories online with Hot Water Outlet. From continuous flow gas hot water units to electric systems, heat pumps, connection parts and spare accessories, Hot Water Outlet makes it easier to buy Rinnai hot water products online with fast delivery across Australia.

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Rinnai Help

Rinnai Hot Water System FAQs

Common questions about choosing, comparing and ordering Rinnai hot water systems online with Hot Water Outlet. Compare Rinnai LPG, natural gas, electric storage and heat pump models, household suitability, gas type, tank sizes, flow rates, replacement options and installation requirements before choosing the right Rinnai hot water system for your home.

Which Rinnai hot water system should I choose?

The right Rinnai hot water system depends on your household size, shower habits, available space, energy source, gas type, existing setup and daily hot water demand. Homes using LPG may compare the Rinnai B26 LPG, homes with mains gas may compare the Rinnai B26 Natural Gas, while electric households may look at Rinnai electric storage or Rinnai heat pump options.

What is the difference between Rinnai LPG and natural gas models?

Rinnai LPG and Rinnai Natural Gas hot water systems are made for different gas supplies. LPG models are for properties using bottled gas, while natural gas models are for homes connected to mains gas. You should always choose the correct gas type for your property and confirm suitability with a licensed gas fitter.

Is the Rinnai B26 suitable for my home?

The Rinnai B26 is commonly compared by households wanting a continuous flow gas hot water system for everyday use. Suitability depends on your gas type, number of bathrooms, shower habits, water pressure, gas pipe sizing, installation location and overall hot water demand.

Can I use a Rinnai LPG model on natural gas?

No. A Rinnai LPG hot water system should not be connected to natural gas unless the specific model is approved for conversion and the work is completed by a qualified person. LPG and natural gas systems are not interchangeable, so the correct model should be selected before ordering.

Can I use a Rinnai Natural Gas model on LPG?

No. A Rinnai Natural Gas model should not be used on LPG unless the manufacturer specifically allows conversion and the work is completed by a qualified gas fitter. If your home uses bottled gas, choose the LPG version instead of the natural gas model.

Is a Rinnai continuous flow system different from electric storage?

Yes. A Rinnai continuous flow gas hot water system heats water as it passes through the unit, rather than storing hot water in a tank. A Rinnai electric storage system keeps a set volume of hot water ready inside a cylinder and is commonly compared by tank size, element rating and household demand.

Is the Rinnai 250L electric hot water system suitable for family homes?

A Rinnai 250L electric hot water system is a popular storage size for many family homes. Suitability depends on household size, shower length, bathroom count, laundry use, recovery time, tariff setup and how much hot water the home uses each day.

Are Rinnai heat pump hot water systems energy efficient?

Rinnai heat pump hot water systems are designed to use surrounding air to help heat water, making them a popular energy-efficient alternative to standard electric storage systems. Actual running costs and performance depend on the selected model, household usage, climate, tariff setup, installation location and system settings.

Can I replace my old hot water system with a Rinnai model?

In many cases, Rinnai hot water systems are considered for replacing older gas, electric or heat pump systems. The new model still needs to suit your household demand, available space, gas or electrical connection, plumbing layout, access and current compliance requirements.

Do I need new valves, fittings or pipework for a Rinnai replacement?

Some Rinnai hot water replacements may require new valves, fittings, pipework changes, gas pipework changes, drainage upgrades, electrical work or compliance upgrades depending on the existing setup. The installer should confirm what is required after checking the property, the current system and the selected Rinnai model.

Does installation pricing include every extra item?

Installation inclusions can vary depending on the selected Rinnai hot water system, site access, existing pipework, gas supply, electrical requirements, valves, drainage, old unit removal, disposal and compliance needs. Always check the product page and quote details carefully so any additional work is clearly listed before the job goes ahead.