UZIN RR 203 Crack Bridge

Fibreglass crack reinforcement fleece for repairing cracks, day joints and slight movement on different substrates

  • extremely high tensile strength
  • bridges and reinforces cracks, day joints and transitions
  • easy to apply
  • avoids the use of repair resins
  • very high strength


Main application area:

  • crack and joint reinforcement for slight vibrations up to a width of 5 mm
  • reinforcement and bridging of day joints and transitions
  • reinforcement and bridging of changing substrates

Extended application field:

  • closing of expansion joints with underfloor heating systems (obtain technical advice)
  • creation of a crack-free and load bearing substrate in the composite system with UZIN RR 201 and UZIN levelling compounds


Technical data


rolls, boards


0.8 m x 30 m per carton 24 m² = 1 roll

0.8 m x 0.6 m per carton 24 m² = 50 boards

Shelf life

min. 24 months



Area weight

approx. 108 g/m²

Minimum application temperature

15 °C at ground level

Tensile strength on filament

3.500 N/mm²

Elongation at break


Young modulus

72.000 N/mm²

Ordering information

Article Item no. Shipping unit
UZIN RR 203 79676
Pallet :
33 Rollen
Roll :
24 m²

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