ARDEX A 38 Ultra Rapid Drying Screed Cement

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The object content is configured for use in UK, but it may also be suitable for use in other locations.

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Ultra Rapid Drying Cement for Internal and External Screeds.

Features:

  • Walkable in 3 hours.
  • Receives ceramic and natural stone tiles directly after only 4 hours.
  • Install resilient floorcoverings after 48 hours.
  • Passes BRE In-Situ Crushing Resistance (ISCR) Testing after just 6 hours.
  • After just one day, achieves the acceptable minimum compressive and tensile bending strengths attained by an ordinary cement screed after 28 days.
  • For bonded, unbonded and floating screeds.
  • Can be used with underfloor heating systems.
  • Can be pumped for fast application.
Platform Compatible Version Certified to
IFC IFC - 2 2.0
Revit Revit 2016 + 2 2.0

  • Properties and values
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Properties and values

COBie
BOS_General
NBS_Data
CompressiveStrength
C40
Coverage
Approximately 3.2 m² at 25 mm thickness per 25 kg unit
DeclarationOfPerformance
https:/​/​ardex.co.uk/​wp-content/​uploads/​2018/​05/​declaration-performance-datasheet-a23_​a29_​a35_​a38.pdf
DryingTime
3 hours
FibreReinforcement
n/a
FlexuralStrength
F5
HealthAndSafety
https:/​/​ardex.co.uk/​wp-content/​uploads/​2017/​06/​health-safety-a38.pdf
Mix
Mix maximum 1 part by weight of ARDEX A 38 cement to 5 parts screeding sand (The screeding sand used should be good quality 0-8 mm sand and, recommended by BS 8204-1, classified to BS EN 13139 standards. Alternatively, a fine 0-8 mm aggregate with fines category 1 with range MP should be used). The water requirement will normally be 10ȓ11 L per 25 kg bag
Pset_CoveringCommon

More information

  • NBS specification data
    Case studies and technical literature
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    What's Changed?

    7/23/2018

    Manufacturer updated technical information.