TECHNICAL DATA SHEET
RLT is Riello's range of wall-mounted condensing boilers designed for energy savings and efficiency. Thanks to the stainless steel condensing heat exchanger and optimized domestic hot water plate heat exchanger, high levels of comfort are achieved for both heating and domestic hot water. The RLT boiler integrates seamlessly into any room in the home thanks to its clean, modern design.
Riello RLT 25 KIS Boiler Code 20216033 Methane 30 KW Low NOx Condensing Complete with Flue Gas Kit
Seasonal heating energy efficiency class: A
Sanitary ware energy efficiency class: A
Seasonal heating energy efficiency: 93%
Rated power according to ErP: 19
At nominal heat output and high temperature regime 19.4 kW
At 30% nominal heat output at low temperature regime 6.5 kW
Annual energy consumption 42 Gj
Declared load profile XL
ACS energy efficiency 84%
Power supply voltage 230-50 V-Hz
IPX5D protection rating
NOx Class 6
Membrane expansion vessel capacity 8L
Maximum pressure 8 bar
Touch display
Compact design
High efficiency
Domestic hot water stability
Prepared for future distribution systems of natural gas and hydrogen mixtures up to 20%
Boiler dimensions HxWxD 740x400x275 mm
Net weight 28.5 kg
RLT is Riello's new range of wall-mounted condensing boilers, designed for energy savings and efficiency.
This extremely compact product is ideal for installation in even the tightest of cupboards; it can also be installed outdoors, in partially protected areas. It features stable domestic hot water without temperature fluctuations, for optimal comfort during hot water draws.
One of the distinctive features of the RLT boiler is the digital control panel, with touch keys, which allows intuitive access to all boiler and system settings and parameters. Its LCD display was designed for ease of communication, using icons that make it easier to use. 
One of the key features of the RLT is its compact and robust stainless steel heat exchanger, featuring smooth, continuous, high-section tubes for maximum efficiency and cleanliness over time. Front access to the heat exchanger is an added bonus, facilitating maintenance and cleaning of the combustion chamber. 
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