Heat Interface Unit HIU 2 HK for unmixed heating circuits

For transferring heat from local or district heating networks to heating and domestic hot water (DHW) systems in single-family homes, apartment buildings, terraced housing or apartment blocks. Direct connection to unmixed heating circuits such as radiators. Indirect, hygienic domestic hot water generation by means of a plate heat exchanger (stainless steel or copper brazed).

Includes a priority switch for domestic hot water generation. Integrated adapters for heat and cold water meters. Ready-to-fit, space-saving design with clear arrangement of all valves. Uniform, modular design of connections and accessories.