• Effective 3-pass design
  • Standard utilisation ratio without flue gas heat exchanger up to 95 % and up to 105% with condensing heat exchanger
  • Effective thermal insulating materials with a high degree of efficiency
  • Approved for low return flow temperatures from 50 °C
  • Suitable for all burner systems
  • Pollutant reduced combustion thanks to the use of highly developed firing systems and careful matching of the best boiler and burner combination
  • Easy for maintenance thanks to fully hinged boiler front door
  • Robust, reliable and unsurpassed in its durability
  • No burner minimum load level limit for keeping dry on the flue gas side
  • Smoke tube passes free of flow components
  • High permissible temperature spread of up to 50 K
Type Heat transfer medium Design Capacity in kW Safety design overpressure in bar Max temperature in oC Fuel
UT-M High-pressure hot water 3-pass single-flame tube/smoke tube technology 750 to 19200 up to 16 up to 190 Oil / gas

Additional properties

Extensively tried and tested, proven a thousand times over

The proven UNIMAT 3-pass design has been used for decades – with overwhelming success. The UT-M is offered in various sizes and can also be used as a multi-boiler system in pooled output. It is CE certified and is designed and equipped in compliance with the European Pressure Equipment Directive.

With a wide range of application options

The UT-M proves its outstanding efficiency in central heating systems for district and local heating supply. But the versatile hot water boiler is also used for commercial and industrial heating applications in the most diverse sectors.

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