Qualified personnel together with modern machines guaranty a particularly careful but also efficient production. Thus our different duct types and also our various and our optimally designed components are characterized by high quality and economic efficiency.

In particularly our duct collection contains:

Flat ducts,

DURONA seamless ventilation ducts

Spiral ducts

and Coanda ducts.

We have implemented individual characteristics and numerous improvements and we shall continue to set new standards.

Wherever our ducts are installed, we are always available for you. Replacement ducts of all types as well as our other components are at your disposal at very short notice and can be delivered within 24 hours.

Our service personel repair fast and in qualified manner damaged and contaminated ducts. If necessary we take care of the immediate collection and fast delivery.

Product range

Oldorid Flat ducts For blowing ventilation for mining and tunnelling industry.

Oldorid Spiral ducts For blowing and exhausting ventilation (under – over pressure) but also deliverable as ton ducts.

Oldorid Connection Systems Clamps, steel couplings and endless rope couplings