Mapei UltraColor Plus 127 Arctic Grey Grout 5kg is an advanced, fast-setting grout ideal for both indoor and outdoor applications. It’s designed to be used on joints up to 20mm wide, providing strong resistance to cracks, stains, and water. Its rapid setting feature makes it perfect for projects requiring quick turnarounds, as surfaces are ready for light foot traffic in just a few hours. The Arctic Grey color offers a sophisticated, subtle contrast that enhances various tile designs.