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Commercial Smoothing and Levelling Compound 

ARDEX CL 11 has been especially designed to produce a smooth, flat surface when applied to hard, rigid sub-floors such as sand/cement screeds, concrete, etc. Green Label certified.

ARDEX CL 11 contains high quality synthetic resins, special compound and selected fillers so that, when mixed with water, a fluid easily troweled mortar with free-flowing properties is produced. The mixed mortar can be applied up to a maximum thickness of 10 mm in one application or 20mm in two applications but will more normally be applied at 3 -10mm.


Floor coverings: • Linoleum, vinyl, carpet
• Ceramic and quarry tiles
• Timber floors (contact ARDEX Technical Services)
Substrates:  • New, existing or rough screeded concrete
• Existing quarry tile
• Damp or moisture vulnerable concrete when used in conjunction with an ARDEX moisture control system
Location: Internal in above or below grade applications
Colours: Grey
Working Time: 20 – 30 minutes
Drying Time: Walkable in  after approximately 3 hours , ready for floor coverings after 24 -72 hours
Thickness: Approximately 3mm , up to 10 mm
Coverage: 5m2 at 3mm
 Packaging:  25kg bag