The new DTB 4 is a PATENTED reflector with a closed lateral anchorage system. Its mixed anchoring system combines the strength of a conventional closed anchoring system (DTB 2) with the speed of installation of a lateral anchoring system (DTB 3). It is enough to loosen the screw nut of the double wave barrier one turn to be installed.

Recommended for conventional roads.

Dimensions: 12 x 7,5 x 4
Retroreflective Area:54 cm2
Lens tilt:
Packaging: 50 pcs.
Type: 2 way
Reference: DTB 4 EWY

Application instructions




  • High retroreflection lens and great durability made of high quality PMMA (polymethylmethacrylate).
  • Smooth non-stick surface to prevent accumulation of dust or dirt
  • Steel body 1.5 mm thick and hot galvanized (59 microns)
  • System for fixing the lens to the body by means of stainless aluminum rivets.
  • Dimensions (cm): 12 x 7.50 x 4
  • Retroreflective area: 54 cm2
  • Certifications:
    • R2 Class 2 according to standard UNE-135366 (EN-12899-3)
    • UNE-EN ISO 1461 – Hot dip galvanization coating on iron and steel parts
  • Colours: white / amber
  • Other colours, to consult


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