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Alfa Laval RM is a 2-port fusion-bonded plate heat exchanger made of 100% stainless steel. It is specifically designed for exhaust gas heat recovery.


Exhaust gas heat recovery, suitable for residential boilers up to 28 kW.



  • Compact
  • Easy to install
  • Self-cleaning
  • Low level of service and maintenance is required
  • All units are pressure and leak tested
  • Gasket free
  • 100% stainless steel



The AlfaFusion filler material seals and holds the plates together at the contact points ensuring optimal heat transfer efficiency and pressure resistance. Using advanced design technologies and extensive verification guarantees the highest performance and longest possible service life. RM has one open channel for the flue gas and one closed channel for the water circuit.


Examples of connections

Technical Data

Standard materials

Cover plates: Stainless steel
Connections: Stainless steel
Plates: Stainless steel
AlfaFusion filler: Stainless steel


Dimensional Drawing
mm (inches)