The Rinnai EF26 is a condensing gas continuous flow hot water heater which captures waste heat from the flue gas, through the use of a secondary heat exchanger, to help heat the water with less energy.
Suitable for
- external residential applications only
- mains and medium pressure systems
Hard or acidic water will need to be treated to use this product.
Not suitable
- as a spa or swimming pool heater
- for hydronic applications
- as a gas boost for solar connections1
1 Temperature cannot be set high enough, use our HD models instead.
16.3-175
MJ/h
44.5
kW
92%
Available for Natural Gas or LPG, specify at the time of purchase
White
55 °C
EF26 → E2626W-ZK
26 L/min (1560 L/h) at a 25 °C rise
Forced flue
Fitted as standard. Frost protection operates automatically, as long as the appliance is connected to the electrical power supply, by activating when the temperature inside the unit drops below 3.5 °C, and turns off once the temperature inside the unit reaches 7 °C.
Direct electronic ignition
NG - 1.13kPa, LPG - 2.75 kPa
3.5 kPa (maximum standing pressure under abnormal intermittent conditions is 5.0 kPa).
In the case of commercial metering, (i.e. 35-37 kPa coming in), there may be a requirement to regulate the incoming pressure down.
Normal 63 W, standby 2 W, and automatic frost protection 92 W
Valve opens at 2060 kPa
Valve closes at 1479 kPa
50 dB(A) approx. Some people are susceptible to low level noise. This needs to be considered if locating an appliance near a bedroom.
Nominal operating pressure: 220-1000 kPa
Minimum operating water flow will depend on setpoint and inlet temp.
18 kg
Energy Safety Supplier Declaration of Compliance: Declaration number - 1923220199
Mar 2020
We recommend that Rinnai gas appliances are serviced every two years. This can extend the operating life of your appliance, and also ensures it is running at peak efficiency - saving you and your family money. To book a service, phone 0800 RINNAI (0800 746 624) or fill in our form online.
We realise there's a lot of information out there. Water heating is important and it's better to spend the time up front deciding on what you need and what's important.
We have an experienced customer service team that can walk you through the process. For those more complicated projects we also have a free specification service. Give us a call: 0800 RINNAI (0800 746 624)
Digital controllers allow you to select the exact temperature of the hot water at the outlet. This has a number of benefits:
Installation costs are difficult to provide as every installation is different. Factors such as the length of pipe required, whether you have accessories fitted, how far away you live and choosing an internal or an external unit all influence the overall cost.
If you’re interested in a Rinnai hot water heating solution, we highly recommend you contact a plumber/gas fitter who will be able to explain all the options to you.
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