ARDEX S 21 Rapid Hardening Floor Tile Bedding Mortar
Verified by manufacturer 3 months ago
A rapid setting, pourable mortar for bedding floor tiles in external and internal situations, which can be grouted and subjected to loads three hours after fixing at normal temperatures.
Application
ARDEX S 21 Rapid Hardening Floor Tile Bedding Mortar
is suitable for use in internal or external applications, for bedding mortar for large floor tiles, natural stones or brick pavers, and can also be used to form ramps and falls.
Description
A rapid setting, pourable mortar for bedding floor tiles in external and internal situations, which can be grouted and subjected to loads three hours after fixing at normal temperatures.
Features and benefits:
- Where large flat backed tiles and smooth backed, dense and fully vitrified ceramics are to be fixed, it is recommended that ARDEX S 21 is used in conjunction with ARDEX E 90 admix.
- Can be used with sharp sand to form screed falls from 30 mm down.
- Versatile - use with sharp sand to form ramps and pre-level subfloors.
- Fluid/ pourable consistency - solid bedding easily achieved.
- Rapid hardening - grout and walk on after three hours.
General information
Material | Cement Guidance for specification option: Cement-based. |
Shape | Formless |
Length | Bespoke |
Width | Bespoke |
Height | Manufacturer guidanceBed depths of 2-10mm neat, over 10mm can be achieved with the inclusion of coarse sharp sand. |
Warranty description | Ten year |
Uniclass | |
CAWS | M40/110 Tiling M40/120 Mosaic M40/20 Existing backgrounds/ bases generally M40/320 Existing concrete/ screeds M40/350 Existing tiles M40/5 Tiling |
Product range |
Specification data - Epoxy resin-based adhesives
Fixing | Solid adhesive; consult ARDEX’s technical literature for details and fixing guidance. |
Sustainability data
Country of product manufacture | United Kingdom |
Material | Cement Guidance for specification option: Cement-based. |
Manufacturing plant location | |
A1-A3 (production stage) | Embodied carbon as defined in BS EN 15804 |
Normalised unit | 0.5 kg CO₂ eq/kg |
Declared unit | 0.49 kg CO₂ eq/kg Self-declared Lower emissions |
Recyclability | For disposal considerations see Health and Safety Datasheet at www.ardex.co.uk. |
BIM objects
NBS BIM Object Standard
This BIM object has been authored to meet the requirements of the NBS BIM Object Standard.
Find out more about the NBS BIM Object Standard.
| Platform | Compatible | Version |
|---|---|---|
 IFC | - | 1 |
 Revit | Revit 2016 | 1 |
Literature
Literature type
ARDEX Tiling Guide
ARDEX Datasheets Booklet
ARDEX RIBA CPD Seminars Brochure
ARDEX 10 YEAR UK PRODUCT WARRANTY
ARDEX S 21 Datasheet
Case studies
London Aquatic Centre - Olympic Pool
St George's Chapel - Westminster Cathedral London
King's Cross Railway Station
The Old Town Barber Club Dunfermline
Thames Lido
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