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Ultimate₃ system boiler

Exclusive system boiler with 5 years guarantee*

  • ErP A rated for efficiency - helping to reduce energy bills
  • FREE 5 year guarantee when registered on Club Energy*
  • £15 reward when registered through Club Energy
  • Available as 25kW model

The Ultimate₃ system boiler is suitable for homes with high hot water demands. The Ultimate₃ system is a sealed system that comes in a 25kW output and features flexible flue options and an aluminium heat exchanger for proven reliability and performance. The Ultimate3 also features a Grundfos modulating pump for reduced energy use and a modern bright LCD display with an easy to use interface.

Specifications

Specifications

For full specification, please download here (2878 kB).

Related Products

Related Products

Climapro₂ RF Control

  • Two channel wireless programmable room thermostat
  • Backlit display provides advanced user control and functionality
  • Capable of room and weather compensation*

Introducing MiGo

  • Wi-Fi thermostat and easy-to-use app
  • Manage heating and hot water from anywhere
  • Reduces energy consumption, saves money

Climastat room thermostat

  • Easy to use
  • Extra low voltage
  • Simple & discreet 2 wire connection

Climapro₁ control

  • Annual service reminder function
  • Automatic update for summer and winter
  • Simple and discreet

Downloads

Downloads

Alternative products

Alternative products

Ultimate₃ combi boiler

  • Leading combi boiler offering great performance
  • Up to 10 year guarantee when registered on Club Energy*
  • £15 reward when registered through Club Energy
  • Available in 30kW and 35kW models

Ultimate₃ regular boiler

  • ErP A rated for efficiency - to reduce energy bills
  • £15 reward when registered through Club Energy
  • Lightweight boiler with cupboard fit dimensions
  • FREE 5 Year guarantee when registered on Club Energy*