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RINNAI

Rinnai is the Japanese brand specialised in hot water: reliable gas water heaters and instant water heaters, with quick ignition and constant comfort even with multiple uses. You will find the models in stock, with official warranty and dedicated support.
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Who Rinnai is and why choose it

Rinnai is a Japanese brand known worldwide for its hot water solutions. The range includes gas water heaters and instant water heaters designed to deliver a constant flow of hot water, with quick ignition and contained consumption. It is the ideal choice for anyone looking for reliability and comfort, both at home and in businesses that need hot water continuously.

Rinnai gas water heaters and instant water heaters

The heart of Rinnai's production is its gas appliances for the instant production of domestic hot water. These models heat the water only when needed, avoiding the waste typical of storage systems. The flow rate is measured in litres per minute, so you can choose the appliance according to the number of taps and people at home. Discover the whole category of water heaters to compare the different solutions.

How to choose the flow rate in litres per minute

The flow rate indicates how much hot water the appliance can deliver each minute. Here are some practical references:

  • From 6 to 10 l/min: ideal for one bathroom and contained domestic use.
  • From 11 to 14 l/min: suited to families with several active draw-off points.
  • Over 14 l/min: for anyone using several taps at the same time or with more demanding needs.

The higher the flow rate, the greater the amount of hot water available at the same moment.

Instant or storage water heater?

The instant gas water heater, typical of the Rinnai range, heats the water as it flows through and does not require a tank. This means less bulk and no heat loss caused by storage. If instead you prefer an electric solution with a tank, you can assess the electric water heaters or, for maximum efficiency, the heat pump water heaters.

Comfort and build quality

Rinnai appliances are valued for the quality of the materials and for the stability of the temperature, which stays constant even when the water pressure varies. This translates into a shower that is always pleasant, without swings between hot and cold. The care in design is what has made the brand a benchmark for anyone looking for long-lasting solutions.

Prices and availability

In our catalogue you will find Rinnai products with prices starting from around €49 and reaching the most complete solutions, for every budget. Many models are available in stock, with the manufacturer's official warranty and spare parts available over time. Also check our offers to grab the promotions of the moment.

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Frequently asked questions

What is Rinnai famous for?
Rinnai is a Japanese brand famous for gas water heaters and instant water heaters and, more generally, for solutions dedicated to hot water production, valued for reliability and constant comfort.
How do I choose the right flow rate of a Rinnai water heater?
The flow rate is measured in litres per minute and should be chosen according to the number of taps you use at the same time. For one bathroom, 6 to 10 l/min are usually enough, while for several draw-off points it is worth going over 11 l/min.
Is the Rinnai gas water heater instant?
Yes, Rinnai gas water heaters heat the water as it flows through, without a storage tank. This avoids heat loss and reduces bulk compared with storage models.
What is the difference between an instant and a storage water heater?
The instant water heater heats the water only when needed and has no tank, while the storage one keeps a reserve of hot water ready to use. The instant one takes up less space and does not lose heat while waiting.
Do Rinnai appliances have the official warranty?
Yes, the Rinnai products you find on ClimaConvenienza are covered by the manufacturer's official warranty, with spare parts available over time and dedicated support.
How much does a Rinnai water heater cost?
Prices start from around €49 for the simplest models and rise according to the flow rate and the equipment. On our catalogue you will often find promotions in the offers section.
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