Admixtures for sand/cement screeds


Screed Accelerators RS

Reliable ready-to-lay from 4 days and real moisture protection



  • Ready-to-lay in 21 days (40 – 50 mm screed thickness for unheated screeds and 65 – 70 mm for heated screeds).
  • Moisture measurement according to DIN and BS standards
  • Improved workability
  • Reduced re-hydration
  • Optimised shrinkage
  • Low emission output approved according to AgBB 2021

Application area

  • To produce bonded and floating cement screeds.
  • To produce screeds on underfloor heating.
  • Suitable for damp and external areas.
  • EMICODE EC1plus

You can call us at +49 9324 91990

Consumption calculator

for KNOPP products

Please refer to the technical datasheet under DOWNLOADS for more information about handling and mixing ratios.