Sikafloor-245 Level Deep Fill Ultra is a 1-part, cement-based smoothing and resurfacing compound designed for levelling very uneven floors and screeds up to 50 mm deep in a single coat. Ideal for use before laying ceramic tiles, thermoplastic tiles, lino, wood block flooring, or carpet, this compound provides a free-flowing, trowelable mix when mixed as directed. It offers extremely low shrinkage, is trafficable in just 4 hours, and can be overlaid after only 4 hours. Suitable for both internal and external use, it has a pot life of 40 minutes and can fill up to 60 mm in a single app