High-strength, fast-setting self-levelling compound for interior & select exterior floors bostik cempolay ultra strong is a high-performance, cement-based self-levelling compound formulated for smoothing uneven floors prior to laying final floor coverings. With exceptional compressive strength and rapid setting properties, it is ideal for both residential and commercial environments. Suitable for application on a wide range of substrates, it is compatible with underfloor heating systems and can be used for certain exterior applications. Key features & benefits triple-function: levels, smooths, and strengthens floor surfaces in a single application high compressive strength: 20 n mm after 28 days en 13813 ct-c20-f6 fast-setting: foot traffic in as little as 2 hours tile in 3 hours under 10mm extended thickness: apply from 3mm up to 20mm in one layer underfloor heating compatible: suitable for warm water systems max 27 c surface water & frost resistant: can be used in certain external environments product & technical details form: grey, free-flowing cement-based powder bag size: 20kg coverage: approx. 4M at 3mm thickness per 20kg bag approx. 0.6M at 20mm thickness mix ratio: 4 litres clean, cold water per 20kg working time: 15 20 minutes at 20 c foot traffic: approx. 2 Hours drying for tiling: 3 hours ceramic, under 10mm , 24 hours for impervious coverings application temp: 5 c to 27 c shelf life: 12 months unopened in cool, dry conditions 5 c 25 c suitable substrates concr...
InStock.netWebDelivery 1-4 days | Cost: £ 4£ 36.74