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VENTAFLEX heat exchanger air-water

for heating of industrial and commercial properties

The VENTAFLEX heating components save energy and maximize the thermal energy.

Your advantages:

  • environmentally friendly without CO2 emissions
  • complete module comprising heat exchanger and GRP housing
  • integrated high performance fan
  • power-saving transportation of the ambient air through the exchanger lamella heated with water.
  • for horizontal and vertical installation.
  • comfortable radiant heat and no noise development
  • energy saving
  • maintenance-free operation


Download heat exchanger flyer


VENTAFLEX catalog 2022

VENTAFLEX catalog 2022

All air duct products, technical details, supplies and installation instructions can be found in our general catalog.

Download pdf (17 MB)
Installation VENTAFLEX air duct round

Installation VENTAFLEX air duct round

  • Installation of VENTAFLEX air ducts with VENTASNAP and VENTAFIX
  • Glueing of VENTAFLEX air ducts
  • Installation of a compensator for the expansion compensation
Download pdf (742 KB)
Installation LAVANTUS air duct for underground

Installation LAVANTUS air duct for underground

  • Laying the air ducts
  • Length adjustment of air ducts

  • Installation LAVANTUS ring seal

  • Installation LavantusGrip

Download pdf (4 MB)


The change in energy policies demands a different technology

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Underground installed air ducts for comfortably temperated air in the event hall of the listed Liebfrauen church

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LAVANTUS – the air duct especially for underground installation

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With immediate effect LAVANTUS is only used for underground and VENTAFLEX classic only for aboveground installation!

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