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codex Stone SX 20 Trass is a versatile, polymer-modified laying mortar for use in the centre-bed method. The addition of a proportion of trass reduces the tendency to efflorescence and discolouration.
For laying discolouration-resistant natural and concrete stone slabs as well as flooring with greater thickness tolerances or strongly profiled reverse sides.
codex SX 20 Trass is particularly suitable for laying natural and concrete stone.
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+ 5 to + 25 °C
+ 10 to + 25 °C
5.5 - 6 litres/ 25 kg
approx. 4 hours*
after approx. 24 hours*
after approx. 3 days*
after approx. 28 days*
3.2 - 5.9 kg/m²
*At 23 °C and 50 % humidity.
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