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Convincing benefits

Find out more about the special advantages that make the VENTAFLEX® ventilation system so powerful, efficient and economical.

Chemical resistance

GRP is resistant against solvents, plasticizers, fuel, diluted acids and alkalis: moreover against the effect of exhaust fumes or aggressive industrial atmosphere.
This is only an extract of the table of substances – you can receive further information about other resistances upon request.


MaterialConcentrationResistence at 20-30 °C
Acetone • •
Ammoniac • • •
Petrol • • •
Grease • • •
Formaldehyde • • 
Brine • • •
Lactic acid • •
Mineral oil • • •
Sodium chloridesatturated• • •
Phosphoric acid10% aquaous• • •
Nitric acid  
Turpentine • •
Water • • •
Citric acid • • •

• • • resistant

• •   conditionally resistant

•     unstable

electrical conductivity10 e- 12 s/m
microbial growthno
Erosion and emission of particles

Tested per EN 13401

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VENTAFLEX® catalog 2021

VENTAFLEX® catalog 2021

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

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Installation instruction VENTAFLEX® air duct round

Installation instruction 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
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Installation instruction VENTAFLEX® air duct for underground installation

Installation instruction VENTAFLEX® air duct for underground installation

  •  Recommended measures for installation

  • Application VentaSnap + adhesion

  • Length adjustment of air ducts

  • Creation of a wall duct

  • Installation wall collar

Download pdf (2 MB)


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