Water Unit Heaters


The Mark MDA range of LPHW unit heaters, are water-supplied, suspended air heaters which can expel the air horizontally or vertically.  The unit has a powerful axial fan which means it is suitable for many applications.  We also offer an extensive range of accessories for this product range.

The MDA range of unit heaters are designed for use in showrooms, changing rooms, corporate hallways and garages.


  • Manufactured with a corrosion-resistant Aluzinc housing as standard
  • Copper/aluminium heat exchanger
  • Highly versatile due to extensive configuration options
  • Available in 230V or 400V models

Ideal for use with Biomass heating