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  • Under textile and elastic coverings.
  • Under parquet.


Synthetic gypsum fibre-reinforced, self-levelling compound especially suitable for wood floor boards, chip board (V100), mastic asphalt screeds and other critical substrates in combination with elastic and textile coverings for interior areas. Embedded fibres provide reinforcement, removing the need to lay a reinforcing mat.

Features/ Benefits:

  • EMICODE EC 1PLUS: Very low emission.
  • Includes synthetic fibres.
  • Low consumption/ high coverage.
  • Layer thickness of 3–15 mm.
  • High strength values.
  • High flexural strength.
  • Suitable for application on subfloor heating systems.
  • Self-levelling.
  • Pumpable.
  • Low tension/ stress.
  • Highly synthetic-resin modified.
  • Easy to handle.
  • Suitable for castor wheels in accordance with BS EN 12 529.
  • Low porosity surface.
  • Crack bridging.
  • For interior use.


  • Under textile and elastic coverings.
  • Under parquet.

Suitable substrates:

  • Wood planks.
  • Fixed parquet.
  • Concrete.
  • Calcium sulphate based screeds.
  • Dry screeds.
  • Cement and rapid cement screeds.
  • Magnesia and xylolite screeds.
  • New mastic asphalts IC10/15 (layer thickness of 1–8 mm).
  • Old substrates such as ceramic, natural stone and terrazzo.
  • Old substrates with old water-resistant adhesive residues.
  • Suitable particle board or OSB constructions, screwed.

General information
Specification data - Ready-mixed self-smoothing calcium sulfate screeds
Product Reference

Schönox APF

Standard product features

Technical properties:

  • Cure time: Foot traffic: 3 hours (approximate); Covering (3 mm layer thickness maximum): 24 hours (approximate).
  • Application temperature: >5°C.
  • Coverage: 1.5 kg/m²/mm.
  • Reaction to fire: A1/ A1fl.

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