Diametres from 200mm to 3000mm and lengths up to 500m.
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Ventiflex leaflets
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The Ventiflex range of flexible duct and accessories is designed for air supply in mines and underground constructions, and has been in use for over 55 years. The production is constantly developing to meet increasing demands. Ventiflex ducts are manufactured in all lengths up to 500m and diamteres up to 3000 mm.

Protan manufactures all the ducting components in their own factory. The ducting comes in six special qualities for different purposes and needs. All are flame-retardant and comply with international standards, and are designed for underground projects.

All production takes place according to ISO 9001 and ISO14001 quality assurance system.