Admixtures for sand/cement screeds


Screed Hardeners DUREMIT

High-strength cement screeds up to CT-C40-F7

CONTOPP® Duremit 50


  • Production of heavy-duty screeds with outstanding compressive strength
  • Reduction of the screed thickness to a minimum of 35 mm on insulation or polythene sheet.
  • Favourable processing and smoothing properties thanks to the plasticising components.
  • CT-C40-F7 (when using 1 : 5 mix design by mass i.e. 1 : 3 mix design by volume)

Application area

  • For producing highly stressed, sand/cement terrazzo screeds
  • For producing wearing screeds with hard granular surfacing -For producing screeds on underfloor heating
  • 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.