Oldorid flat ducts are designed mainly for blowing ventilation of air and other gases and allow tight duct lines.

They consist of one longitudinal welded seam of flexible material which is optimized for every particular use. Oldorid flat ducts are used in mining and tunnelling industry, mainly for blowing ventilation. They serve there for completely tight transport of air and other gases. Oldorid ducts have proven their efficiency successfully in years of operation.

10 to 100 m

A spezial production can be delivered any time upon request

250 to 3000 mm

Tunnel Quality T 4/4 a. T 5/5
Mining Quality B 4/4 a. A 5/5

Coal mining – Bronze mining

Air conditioning

Tunnelling

Air ventilation in explosive endangered zones

Salt mining