Dunlop Grout 1.5kg Ultra White SKU: 371823 MODEL: 10373 Error. try again later You've successfully joined the club $ 18 .57 each Mitre 10 MSAvailable at Mitre 10 MEGA and selected Mitre 10 stores. Variants Dunlop Ultra-White Grout is a non-sanded, super smooth, flexible grout for ceramic wall tiles. It offers a smooth finish and can be used in tile joints between 1 - 3mm. Features and benefits Non-sanded flexible grout.