Heat interface units

Type 2


The Type 2 HIU provides a direct connection between primary and secondary heating circuits. Domestic hot water is produced separately via a hot water storage cylinder connected to the unit.


Product features

  • Designed for use on community heating systems that use two pipe primary circuits
  • Direct connection between primary and secondary heating circuits
  • Flexible capacity
  • Domestic hot water generation via an indirect cylinder (not included)
  • Supplied with differential pressure control (DPC) valve
  • Top entry primary circuit connections
  • Bottom entry secondary circuit connections
  • Ultra-compact design
  • Light

Product benefits

  • Cost-effective
  • Low maintenance
  • Compact design means minimal space is required

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