Vaillant ecoFIT Pure 618 ErP System Boiler 18kW

The Vaillant ecoFIT Pure 618 ErP System Boiler 18kW is a natural gas system boiler designed for homes with a separate hot water cylinder and higher hot water demand. It provides efficient central heating performance while supporting mains-pressure hot water storage, making it suitable for properties with multiple bathrooms or simultaneous hot water use. The compact wall-mounted design, aluminium heat exchanger and Vaillant control compatibility help deliver reliable heating with straightforward installation and servicing.

Features & Benefits:

• Compact design - Small enough to fit in a standard kitchen cupboard
• Quiet Mark certified - One of the quietest boilers in its category
• High-performance aluminium heat exchanger - Delivers outstanding efficiency with low energy consumption
• Smart energy-saving technology - Modulates down to 20% of maximum output, reducing energy waste and lowering bills
• Compatible with vSMART™ - Enables remote heating control via the internet for greater convenience
• Flexible installation - Rear flue option provides more placement choices
• Total system solution - Works seamlessly with Vaillant cylinders, controls, and accessories
• ErP ‘A’ rated - High efficiency for both heating and hot water
• Compact design - Small enough to fit in a standard kitchen cupboard
• Quiet Mark certified - One of the quietest boilers in its category
• High-performance aluminium heat exchanger - Delivers outstanding efficiency with low energy consumption
• Smart energy-saving technology - Modulates down to 20% of maximum output, reducing energy waste and lowering bills
• Compatible with vSMART™ - Enables remote heating control via the internet for greater convenience
• Flexible installation - Rear flue option provides more placement choices
• Total system solution - Works seamlessly with Vaillant cylinders, controls, and accessories
• ErP ‘A’ rated - High efficiency for both heating and hot water

Applications:

• Central heating systems with a hot water cylinder
• Homes with multiple bathrooms
• Mains-pressure hot water installations

Technical Data:

• Brand - Vaillant
• Range - ecoFIT Pure
• Product Type - Natural Gas System Boiler
• Colour - White
• Fuel Type - Gas
• ErP Rating - A
• Wattage - 18kW
• Depth - 295mm
• Width - 390mm
• Height - 700mm
• Weight - 31kg
• Material - Aluminium
• Sound Power Level - 49dB(A)
• Manufacturer Guarantee - 2 Years
• Mounting - Wall Mounted
• Nominal Heat Output Range At 50°C To 30°C (Condensing mode) - 5.2-19.1kW
• Nominal Heat Output Range At 80°C To 60°C (Non condensing mode) - 5.0-18.2kW
• Maximum Flow Temperature - 80°C
• Flow Temperature Range - 10°C To 80°C
• Approximate Condensate Volume At 50°C To 30°C - 1.84ltr/hr
• Modulation - 1:5 max/min
• Maximum Heat Output For Water Generation - 25.2kW
• Lowest Water Pressure To Operate Boiler - 0.3Bar
• Expansion Vessel Size - 8ltr
• Gas Inlet Connection (Pipe Size) - 15mm
• Heating Flow And Return Connections (Pipe Size) - 22mm
• NOx Class - 5
• NOx (EN 15502-2-1) - 39mg/kWh
• ErP Efficiency - 94%
• Maximum Horizontal Flue Length 60/100 - 10mtr
• Maximum Vertical Flue Length 60/100 - 10mtr
• Maximum Horizontal Flue Length 80/125 - 25mtr
• Maximum Vertical Length 80/125 - 25mtr

Guarantee Options:

• 2-year standard guarantee out of the box
• 10-year extended guarantee when installed by a Vaillant Advance installer with an Advance boiler protection kit

Choose the Vaillant ecoFIT Pure 618 ErP System Boiler 18kW for efficient Vaillant heating performance and reliable installation, available now online or at our London shops.