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Compact air handling units ACU

Compact air handling units range ACU are horizontal in line air handling units for supply air only. They are designed for heating, cooling and ventilation of premises with suspended ceilings or other enclosed spaces.


Intended to work in non-aggressive and non-sparkling environment.


The supporting construction consits of a frame made of anodized aluminum profiles. It is closed by heat- and sound insulated panels from galvanized steel with powder coating on the external side (standard color: RAL 7035).


Inner insulation Firex 10mm, insulation class: Class-1-BS 476 PART 7.

Maintenace and service covers are fixed with special reamers, allowing their easy removal.


As a standard TANGRA ACU units are equipped with:

    Pressure fan – one or two centrifugal fans “S&P” – Spain. Protection class IP 10 (IP 44 by request in case of high air humidity). Position of the fans - 90° and 270°
    Heatingand /or cooling section “water-air” (COT-COX)
    Filter for fresh air – G4 (EU4) – EN 779:2002
    Condensation tray with a socket 1/2Я
    Multiple leaf dampers, flexible connectors, installation steps, hangers, sound attenuators and other accessories are available on request


  • Schools and Universities
  • Car showroom and parks
  • Offices
  • Hotels
  • Public buildings
  • Retail
  • Elements

  • Supply only (compact)
  • Type

  • Heating/Cooling