Ducts Technical Data

Ventilation Ducts

Technical Data

Data

DuctFLEX PREMIUMFLEX PREMIUMFLEX PROFI
Dimension DN90160/20090/160/200
Outer surface materialmodificated polyethylene HDPEmodificated polyethylene HDPEmodificated polyethylene HDPE
Colorsurgical greensurgical greenblack
Inner surface materialmodificated polyethylene LDPEmodificated polyethylene LDPEmodificated polyethylene LDPE
Inner surface colorgreygreytransparent
Silver content in polymer150 ppm150 ppm20 ppm
Bactericidal layeryesyesno
Antibacterial layeryesyesyes
Antifungicid layeryesyesyes
Inner surface finishextremely smoothextremely smoothsmooth
Antistatichighlyhighlyhighly
Bending flexibilityhighlyhighlyhighly
Approved for food contactyes - does not release any harmful substancesyes - does not release any harmful substancesyes - does not release any harmful substances
Reaction-to-fireE flammable (EN 13 501-1)E flammable (EN 13 501-1)E flammable (EN 13 501-1)
Tensile strength EN500N500N500N
Operation temperature-15°C to 60°C-15°C to 60°C-15°C to 60°C

Available diameters

Nominal diameter DN (mm)Inside diameter (mm)Outside diameter (mm)Minimum bending radius* (m)Length (m)
756176,20,1750
907590,60,2550
1601361610,425
200176201,50,5525
* Temperature above 10℃

Air flow (m3/h)

Diameter DN (mm)0,5 m/s1,0 m/s1,5 m/s2,0 m/s3,0 m/s*4,0 m/s5,0 m/s
755,310,515,82131,642,152,6
907,815,723,531,447,162,878,5
16026,152,378,4104,6156,9209,2261,5
2004488,1132,1176,2264,2352,3440,4
* 3,0 m/s is a regular air speed

Duct sleeve insulation

Inner dimensionOutter dimensionsMaterialCladding
⌀500mm⌀504mmmineral woolM1 class alu/ polyethylen
⌀250mm⌀254mmmineral woolM1 class alu/ polyethylen

Pressure Drop Over 10 Meters of the Duct Length