Application

Used as an underlay in interior applications. Suitable for use on floating floors, or floors with a layer of separation, including the following floor types:

  • Wood.
  • Vinyl.
  • Linoleum.
  • Carpets.
  • Ceramic tiles.

Can be used in the following areas:

  • Houses.
  • Schools.
  • Gyms.
  • Offices.
  • Shops.
  • Other large interior surfaces.

Must be used in its original state, without the addition of other materials.

Consult manufacturer's literature for details on recommended substrate preparation and mixing instructions.

Description

Dry, pre-mixed, anhydrite screed for interior floors in civil constructions. Composed of anhydrite, classified sands and specific additives. To be applied in thicknesses of between 35–75 mm.

Features and benefits:

  • Good workability.
  • Self-levelling characteristics.
  • Dimensional and thermal stability.
  • Will not shrink.
  • Suitable for use with underfloor heating systems.
  • Manufactured in accordance with EN 13813.

Applications:

Used as an underlay in interior applications. Suitable for use on floating floors, or floors with a layer of separation, including the following floor types:

  • Wood.
  • Vinyl.
  • Linoleum.
  • Carpets.
  • Ceramic tiles.

Can be used in the following areas:

  • Houses.
  • Schools.
  • Gyms.
  • Offices.
  • Shops.
  • Other large interior surfaces.

Must be used in its original state, without the addition of other materials.

Consult manufacturer's literature for details on recommended substrate preparation and mixing instructions.

General information

Uniclass 2015

Pr_35_31_06_78 Self-smoothing levelling screed mixesPrimary

CAWS

M10/130 Proprietary quick drying levelling screeds

M10/160 Proprietary self smoothing levelling screeds

M10/19 Proprietary screeds to BS EN 13813

M10/195 Proprietary screeds to BS EN 13813

M10/7 Proprietary quick drying levelling screeds

Product range

Mortars and screeds

Specification data - Self-smoothing levelling screed mixes

Product Reference

E 439

Standard product features

Colour:

Grey.

Technical characteristics:

  • Specific weight: 1400 kg/m³ (approximately).
  • pH value: Alkaline.
  • Mixing water required: 16% (approximately).
  • Yield: 19 kg/m² (approximately, per 10 mm thickness).
  • Shrinkage: <0.1 mm/m (approximately).
  • Can be walked on (at 20°C): After 24 hours (approximately).
  • Working time: 40 minutes (approximately).
  • Typical drying time (at 20°C, 65% RH): 1 week per 10 mm for the first 40 mm of thickness, 2 weeks per 10 mm for each additional 10 mm. At lower temperatures and/ or higher RH, drying time can be longer.
  • Density (when hardened): 2100 kg/m³ (approximately).
  • Flexural strength (after 28 days): 8 N/mm² (approximately).
  • Compressive strength (after 28 days): 30 N/mm² (approximately).
  • Elasticity module (after 28 days): 25 000 N/mm² (approximately).
  • Thermal conductivity coefficient (to EN 12524): λ = 1.8 W/m·K.
  • Conformity (to EN 13813): CA-C30-F7.

Literature

Adhesives, Grouts, Waterproofing, Screeds

Adhesives, Grouts, Waterproofing, Screeds

Third party certifications

  • DoP: Certificate: 687-CPR-14-07

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