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NBS Source


For dry interiors, including:

  • Shops;
  • Salesrooms;
  • Offices;
  • Foyers;
  • Car showrooms;
  • Exhibition spaces;
  • Salons;
  • Workshops;
  • Medical practices;
  • Cellar spaces.

Suitable primer:

  • Sopro BH 869 construction resin (coverage: 250-300 g/m²).
  • Sopro EPG 522 epoxy primer (coverage 300-500 g/m²).
  • Sopro ESG 868 epoxy primer sealer (minimum coverage 1,000 g/m²).

Blinded to excess with Sopro QS 511 coarse silica sand. For calcium sulfate and self-levelling calcium substrate screeds, apply two coats of Sopro ESG 868.

Suitable substrates:

  • Cement and calcium sulfate screeds (heated/ unheated).
  • Concrete (minimum 6 months old).


Sopro DFS ambiento® is a decorative, self-levelling, cementitious floor topping for the production of even, finished floor surfaces.

Features and benefits:

  • Heavy duty.
  • Extra hardwearing.
  • Rapid setting.
  • Working life: 30­­­­­­­­­­­­­­­­­­­­­­­­­­–40 minutes.
  • Walkable: After 2–3 hours.
  • Low-chromate to Regulation (EC) No. 1907/ 2006, Annex XVII.
  • CE marked.

Surface treatment:

Application of a protective finish is needed to protect against soiling and to achieve specific surface strengths or slip resistances.

Surface appearance:

Floor finish may appear cloudy, patchy and of varying colouration. It may exhibit marks left by treatment, sanding or pouring, streaks and shifting hues. Occurrence of small cracks in the toping cannot be ruled out. Such features do not constitute flooring defects.

General information







Pr_35_31_06_78 Self-smoothing levelling screed mixesPrimary


M13/120 Proprietary self smoothing levelling screeds

Product range

Floor Screeds

Specification data - Self-smoothing levelling screed mixes


Mixing ratio

4.75–5.25 L water : 25 kg Sopro DFS.



5–15 mm.

Application temperature



1.7 kg/m² per mm coat thickness.

Abrasion resistance

(8 mm coat thickness)

Able to accommodate loads from lift stackers and chair castors to EN 12529: Suitable for pneumatic and solid-rubber tyred vehicles.


Fully loadable

After approximately 24 hours per 10 mm coat thickness.


Flannel Grey (965).

Silver (964).

White (963).

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