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A cost effective free flowing rapid hardening levelling and smoothing compound.
For use over traces of adhesive residues. Suitable for floors with underfloor heating and all flooring adhesives.
ARDEX K 11 is a rapid hardening, levelling and smoothing compound designed for new, clean, prepared and primed sub-floors such as cement screeds, gypsum screeds and concrete.
Features and benefits:
Thickness:
The mixed mortar can be applied up to a maximum thickness of 10 mm in one application but will still retain its free-flowing properties at a thickness of only 2 mm to provide excellent coverage and material economy.
Color | Grey |
Finish | Smooth |
Material | Cement |
Shape | Formless |
Length | Bespoke |
Width | Bespoke |
Height | Manufacturer guidanceARDEX K 11 can be applied from 1.5mm up to a maximum of 10mm in a single application. To utilise its free-flowing properties the minimum application thickness should be greater than 2mm. A minimum thickness of 3mm should be used on a non-absorbent subfloor where an absorbent layer is required by the flooring adhesive. |
Warranty description | Ten year |
Uniclass | |
CAWS | M10/160 Proprietary self smoothing levelling screeds M40/460 Smoothing underlayment M50/460 Smoothing/ levelling underlayment compound M50/65 Laying coverings |
Material | Cement-based. |
Primer | P51 primer. Guidance for specification option: Aqueous synthetic based dispersion primer and bonding agent used to prepare internal surfaces to receive cement-based levelling compounds, adhesives or screeds. Use ARDEX P51 on porous or rough absorbent surfaces, e.g. cement:sand screeds, scabbled concrete, etc. P82 primer. Guidance for specification option: Two-part water based synthetic dispersion primer and bonding agent used to form a priming/ bonding layer on most substrates, particularly smooth or dense surfaces, e.g. smooth power floated concrete including ARDEX DPM/ARDEX DPM 1C/ARDEX DPM 1CR. P4 primer. Guidance for specification option: Solvent free rapid drying primer, applied to concrete, screeds, terrazzo and ceramic tiles and can be used externally. Manufacturer guidanceAll sub-floor surfaces must be primed. |
Drying time | 150 minutes. |
Application thickness | 1.5—10 mm. |
Coverage | Approximately 7.0 m² at 2 mm thick. Guidance for specification option: 22 kg bag. |
Standard | To EN 13813: CT-C30-F7. |
Compressive strength - 28 days | 35.0 N/mm². |
Flexural strength | 8.0 N/mm². |
Country of material origin | United Kingdom |
Country of product manufacture | United Kingdom |
Material | Cement |
Manufacturing plant location | |
Embodied carbonA1-A3 (production stage) as defined in BS EN 15804 | 0.49 kg CO₂ eq/kg |
Recyclability | For disposal considerations see Health and Safety Datasheet at www.ardex.co.uk. |
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