Ardex K 40 Flow

£25.10 exl. VAT

Per Unit


• Excellent Flow
• Superior finish eliminates trowel marks and additional preparation when dry
• Walkable in 2 hours
• Install resilient and timber floorcoverings in as little as 6 hours
• Apply from 2mm to 20mm in a single application
• Rapidry formula

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Ardex K 40 Flow is an advanced high-performance  levelling and smoothing compound with market leading  extended wet edge and walkability time. The rapid  hardening properties of Ardex K 40 Flow meaning  that it is walkable in as little as 2 hours, and  applications of up to 5mm can receive floorcoverings,  including timber after 6 hours.

Ardex K 40 Flow will level and smooth, in a single  application, most new and existing internal subfloors  including concrete, cement/sand screeds, anhydrite  screeds, stone, terrazzo and ceramic tiles, and suitable  timber floors.

When applied at 3mm thickness a 22Kg bag of  K40 Flow will give approximately 5m2 per bag which is  comparable to typical competitor products supplied in  25Kg bags which claim 5m2 per 25Kg unit at 3mm.
NOTE: The coverage figure is based on a flat level  surface. Additional material may be required where the surface is rough or uneven.

Unit Size Available: 22kg

Coverage: Approximately 5m² at 3mm thick per 22kg bag



For more than 60 years, ARDEX has been a quality leader for the flooring and tiling industries, the brand of choice for installers and distributors. ARDEX today is still an independent family-owned business. This means that in our permanent efforts to achieve market-shaping innovations, we have been able to retain our most important tradition: uncompromising quality. This is something we guarantee by applying the latest rigidly enforced quality assurance procedures, making it no coincidence that they are regarded as a premium partner of the construction industry. Strong internal growth and intelligent acquisitions in foreign markets have put the Group on the map with 53 subsidiaries and 3,000 employees on all continents. With its 14 major brands, the ARDEX Group generated a worldwide annual turnover in excess of 770 million euros in 2018. This marks an important milestone and they are becoming one of the world’s leading suppliers of high-quality specialist building materials.

Technical Information