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Bedding and underlay compounds

Uniclass category Pr_35_31_06

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A flowing screed flooring solution based on a calcium sulfate binder.

Supaflo HTC


A screed with high thermal conductivity for use with underfloor heating systems.

ARDEX K 39 Heavy Duty Levelling Compound

Ardex Ltd – Flooring, Tiling & Screeding products

Heavy duty, high low levelling and smoothing compound. Extended workability, high flow levelling and smoothing compound.

With its extended wet edge, fresh applications of ARDEX K 39 can be easily smoothed into existing pre-applied material for up to 40 minutes after application, making it ideal for complicated areas, adjoining rooms and large areas where pumping is require. Furthermore, the use of ARDEX K 39 eliminates the need to ‘rub down’ the adjoining mixes the following day.


  • Workable wet edge of up to 40 minutes.
  • Excellent coverage – 7.4 m² at 2 mm thick.
  • Rapid hardening – walkable in as little as 2 hours.
  • Spike rolling not always necessary.
  • Highly versatile – apply from 1.5 mm.

Gyvlon XTR

Anhydritec Ltd

Flowing, pumpable, calcium sulfate based screed for use where higher than usual loadings are expected.

ARDEX K 80 Rapid Drying Industrial Topping/Wearing Surface

Ardex Ltd – Flooring, Tiling & Screeding products

ARDEX K80 is a specially formulated, cement-based compound for resurfacing and levelling existing concrete floors to give a hard, smooth, flat wearing surface, or as a base for suitable paint and resin coatings.

Features and benefits:

  • Fast - install in the evening and re-open for business the next day.
  • Withstands heavy wheeled traffic and has excellent abrasion resistance.
  • Can be installed from 5 mm - 12 mm over existing concrete surfaces.
  • Pumpable.

Bostik Screedmaster Flex

Bostik Ltd

Bostik Screedmaster Flex is a flexible floor levelling compound reinforced with fibre.

It's suitable for smoothing and levelling sound, strong substrates where vibration and minimal thermal movement can be problematic.

Bostik Screedmaster Flex can be laid over most common substrates including concrete, sand/cement screeds, stone, anhydrite screeds, rigid metal, terrazzo and quarry tiles, as well as asphalt and other strong, rigid subfloors.

It may also be used over sound, firmly bonded timber flooring such as 12 mm flooring grade (S101) plywood and P5 chipboard, provided the timber is mechanically fixed.

Screedmaster Flex can also be used with warm water underfloor heating installations where a maximum surface temperature of 27°C is not exceeded.

Features and benefits:

  • Fibre reinforced.
  • Rapid setting.
  • Suitable for use with underfloor heating.

Bostik Screedmaster Speed 30

Bostik Ltd

Bostik Screedmaster Speed 30 is a rapid setting and drying floor levelling compound with a walk on time of just 30 minutes.

Formulated from the latest advances in cement technology, Screedmaster Speed 30 will smooth sound, uneven surfaces prior to the laying of decorative floor coverings in as little as 3 hours, with a loose lay time of 45 minutes.

Consisting of a 20 kg powder bag and 4 litres of polymer liquid, the two-part system can be laid over most common substrates, including cementitious screeds, concrete floors, calcium sulphate screeds and other strong, rigid subfloors.

Screedmaster Speed 30 is suitable for use with underfloor heating systems and will cover up to 5 m² at 3 mm thickness.

Features and benefits:

  • Walk on time of 30 minutes.
  • Loose lay in 45 minutes.
  • Bonded floor coverings from 3 hours.

Showing 1-36 of 282