register number H.8.31 Plastic air-duct for drawing and blowing ventilation
data processing short term
standard
equipment
Plastic and steel sheet air tubes See construction site equipment list BAL 2001
For Germany: see construction site equipment list BAL 2001. Consumables.
register of construction equipment 1991 6441
wearing part expendables
characteristic
classification classification due to replacement value

years of usage *
months of rate action *
monthly ratio for depreciation and interest rate *
monthly ratio for costs of repair *