CREATON DUO longlife ND extra

  • 2-layer, vapour-permeable sub-roof and sheathing membrane with TPU coating and a PES non-woven fabric with embossed grid structure
  • With nail sealing function for maximum protection
  • Can be used in ventilated and unventilated roof structures as a trussing, sub-roof or sheathing membrane
  • Can be used in accordance with the Fraunhofer Institute certification as a sealed-seam and perforation-proof sub-roof or trussing sheet (Class 3) at a roof pitch of 14° or more without perforation protection
  • Can be used as a rain-proof sub-roof (Class 2) with perforation protection
  • Extremely resistant to chemicals
  • Resistant to chemical impregnation, chain saw oil, wood rot and mould
  • Suitable as temporary roofing for no more than 12 weeks
  • Permanent temperature stability from -40°C to +110°C
  • Two overlapping self-adhesive strips ensure economical and lasting adhesion of longitudinal seams

Technical data

Length50 Metre
Width1.5 Metre
m² per roll75 m²
Packaging (quantity)20
Weight per roll20.25 kg
Fire performanceClass E
Resistance to water penetrationW1
Water column, EN 20811> 300 cm
sd value0.15 Metre
Longitudinal tensile strength, EN 12311-1500N/50 mm
Transverse tensile strength, EN 12311-1500N/50 mm
Longitudinal tensile strength (after artificial ageing), EN 12311-1400N/50 mm
Transverse tensile strength (following artificial ageing), EN 12311-1400N/50 mm
Longitudinal expansion, EN 12311-150 %
Transverse expansion, EN 12311-180 %
Longitudinal expansion (after artificial ageing), EN 12311-145 %
Transverse expansion (following artificial ageing), EN 12311-175 %
Longitudinal tear resistance (nail shank) (after artificial ageing)300 N
Transverse tear resistance (nail shank) (after artificial ageing)300 N
Thermal stability-40°C bis +110°C
UV resistanceAt most 16 weeks
Outdoor exposure periodAt most 12 weeks

ETA Zulassung Nr. 19/0603 2019/09/11


Additional measures according to CREATON manufacturer's specifications
Ja Trussing sheet/glued sub-roof without nail seals
Ja Trussing sheet/glued sub-roof with nail seals
Ja Rain-proof sub-roof
Nein Watertight sub-roof
Nein Special solution 7° roof