The ColourSealant Grey Dust Laminate & Timber Flooring Sealant from UNIKA is a fantastic water based acrylic gap filler that is entirely waterproof when it is cured! Suitable for use with most laminate & timber floors, a great feature of this sealant is its ability to be painted or lacquered over when it is dry, this product comes with 310ml of sealant in a single tube meaning this product will allow you to safely seal a large flooring space with ease. It is also highly flexible & will not crack with it instead expanding & contracting with a floor, this means that your flooring is properly protected from any water hazards.