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Ultimate₃ Combi Boiler

High efficiency ErP 94% A rated boiler

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

The Ultimate3 combi boiler provides central heating and hot water without the need for a cylinder to store water. The Ultimate3 combi is available in a choice of 30kW and 35kW models and features high DHW flow rates, 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.

*5 year guarantee available as standard. 10 year extended guarantee is only available for boilers registered through Club Energy with a Glow-worm Power Filter.

Specifications

Specifications

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

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Related Products

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  • Backlit display provides advanced user control and functionality
  • Capable of room and weather compensation*

MiGo (discontinued)

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

Climastat room thermostat (discontinued)

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

Downloads

Alternative products

Alternative products

Ultimate₃ System Boiler

  • ErP A rated for efficiency - helping to reduce energy bills
  • Up to 10 years guarantee available*
  • £15 reward when registered through Club Energy
  • Available as 25kW model

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
  • Up to 10 years guarantee available*