The Ultracom cxi combi boiler

Designed for homes in which hot water and heating requirements differ from day to day, Ultracom cxi combi boilers are Glow-worm's range of attractively designed, performance combination boilers with technically advanced controls built into the boiler.

Based on 4th generation technology, an Ultracom cxi combi boiler is built with tried and tested components providing proven reliability and exceptional efficiency. The inbuilt digital programmer enables you to customise your heating and hot water to the needs of your family, 7 days a week.

Sleek and attractively designed, the Ultracom cxi will look good next to all your other appliances and furnishings, whether you are designing a new kitchen or bathroom or just replacing an old boiler in a room you love.

Key features

  • Intuitive, technically-advanced inbuilt digital programmer improving control of central heating and hot water
  • The Ultracom cxi combi boiler has an attractive back lit digital display
  • Bottom cover plate hides pipe work for a clean and attractive finish
  • SEDBUK A rated with a NOx Class 5 rating - the best possible
  • Eco setting for further level of energy saving
  • No need to wait for hot water with a 5-second* hot water response
  • Stainless steel heat exchanger provides excellent reliability
  • Extensive flueing options for flexibility in installation
  • 2 stage frost protection and anti-seizure controls
  • On board diagnostics for superior serviceability
  • Range of 24kW, 30kW or 38kW models available
  • All models suitable for LPG applications without conversion kit
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Model Ultracom 24 cxi Ultracom 30 cxi Ultracom 38 cxi
House Type Suitability Typical 1 bed apartment / flat Typical 2/3 bed semi detached to 3 bed detached Typical 4 bed detached
Dimensions (mm) (h-w-d) 726mm x 450mm x 334mm
Weight 45Kg 47Kg 48Kg
CH Output (kW) Min / Max 5.0 / 18.0 5.0 / 22.9 6.6 / 30.0
DHW Output (kW) Min / Max 5.0 / 24.0 5.0 / 30.0 6.37 / 38.4
DHW Response 5 second water response*
DHW Flow Rate l/min 35°C rise 9.8 12.3 15.5
SEDBUK Rating A
SEDBUK % 90.3 90.4
User Display Back lit digital display
Diagnostics Advanced fault codes with fault history
CH Controls User adjustable CH control
Programmer Built in 2 channel digital programmer

CH = Central Heating, DHW = Domestic Hot Water