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Glow-worm Ultracom SXI System

IITC CODE Model Outputs:
B18SXI  18kW
B24SXI  24kW




High Efficiency system boiler designed if you have a large and varied hot water requirement but don't want to install a cold water tank in your loft or you are looking to replace your existing system boiler, Ultracom2 sxi is ideal.


The Ultracom2 sxi system boilers are built with tried and tested components providing proven reliability and exceptional efficiency. With a choice of plug in digital or external central heating and hot water controls, it offers complete flexibility to give you effortless comfort in your home.

Sleek and attractively designed, this fantastic boiler 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

  • Available in 12, 18 and 30kW models
  • High Efficiency with a NOx Class 5 rating
  • Ultra quiet operation
  • Stainless steel heat exchanger ensures great performance and exceptional reliability
  • Plug in digital timer available as optional accessory
  • Compatible with Glow-worm controls including Climapro2 RF
  • LPG compatible without separate conversion kit (18 and 30kW models)
  • 2 years parts and labour warranty






Ultracom Homeowner
User Instructions
Installation & Technical Data