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 Genuine HIU Parts

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 With a wealth of experience repairing and installing heat interface unit parts throughout London and the surrounding areas, we’re well-placed to provide advice and help with the sourcing of replacement parts for HIUs. We ensure that every HIU part we sell is manufacturer-approved and sourced directly from them, meaning that every part works as it should.



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Danfoss, Reliance water control and Herz HIU parts

kit heat exchanger 30 plates (plumbing) Use: SATK20/30/50/60
DN15 KVS 1.6 , 3/4 in size
Dn15 Valve DHW 20 - 60 °C. 3/4 ext thread
12L for Danfoss Termix HIUs
Suitable for the Danfoss VVX Heat Interface Units.
Cold water filter available at no extra charge
OEM Actuator
For RAVK Thermostatic actuator
DN20 Heating actuator valve.
Wiring cable not avalaible
3/4 connections, fibre washers available
DHW plate heat exchanger 3/4 ext. thread.
3/4 Ext thread.
3/4" MBSP
PM-valve + 3-way
Genuine Part, 3/4 in size
Suitable for Danfoss Redan HIUs models, 3/4 in size
Suitable for Danfoss Redan HIUs. 3/4 in size
CAL-451007 modulating valve
cartridge valve for modulating valve (diam. 12) Use: SATK30105
Suitable for majority of Danfoss HIUs. 2 wire actuator
2 wire connections
15-70 EUX3 1000mm
Length: 80CM Approximately
Capacity: 8 Litre Dimensions: 203mm (H) x 504mm (D) x 74mm Max. pressure of vessel: 3.0 Bar Connection: 3/8" Pre-charged to 1.0 Bar Colour: Red




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If you don’t see something you need or find yourself wanting more information about a certain product or replacement part for HIUs, get in touch through our contact form or send us an email at info@heatinterfaceparts.com to speak to an expert.

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