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KRAITEC step slabs are available in a variety of colours originating from the binding agent colour used in the manufacturing process. This colour assortment opens up a broad range of aesthetic design possibilities. But even when installed in single-colour surfaces, KRAITEC step slabs provide visually appealing and stylish pavements for terraces and balconies. The slabs are installed directly over fl at compacted subsurfaces. Easy-to-use connector pins join the slabs together when installed. Drainage channels on the lower slab surface permit secure water drainage below the slabs whether they are glued in place or only interconnected. KRAITEC step can be conveniently installed directly over VERSATILE PROTECTION Standard colours bitumenous liners. Installation on plastic liners is done using KRAITEC step plus which includes a geotextile laminate on its lower surface. KRAITEC step safe incorporates upper-surface safety texturing for applications requiring improved footing. KRAITEC step safe plus, with both upper-surface safety texturing and a lowersurface geotextile laminate, rounds out the KRAITEC step programme. Both safety-textured versions are approved for use in areas with increased slipping hazards (anti-slip rating R 10). Whether grey, black, green or red in colour, these rugged slabs can be used as support pads under solar power units or other heavy objects on roofs and are also used as walkway slabs on flat and green roofs.


Installation Instructions
Material
Material:
polyurethane-bonded recycled tire granulate
Colour:
red, green, grey, black (minor colour variations possible)
Surface:
grain-textured
Lower side:
smooth with drainage channels
Geotextile mat:
Polyester geotextile mat, 300 g/m²
Other data:
plastic connector pins included, premounted, 4 per slab
Tolerances
Length and width:
± 1.5 %
Thickness:
± 1mm
Dimensions:
500 x 500 x 30 mm
Weight:
approx. 20,8 kg/m², approx. 5,2 kg/slab
Technical Data:
Fire resistance:
B2 (DIN 4102)
Cold fracture resistance:
24 h/- 40° C, no fracture
Cold crack resistance:
5 h/- 30° C, no cracks
Deformation under traffic load:
10 % at approx. 20 t/m²
20 % at approx. 40 t/m² (test method based on DIN EN ISO 3386-2)
Chemical resistance:
conditionally resistant to acids and bases
Environmental resistance:
Environment-friendly, rot-resistant