Problem Solved Grout Cleaner spray is ideal for use on floor or wall tiles in the kitchen and bathroom. Perfect for removing stubborn dirt, stains, mould and mildew marks and discolouration from the grout. Multi-Purpose: Ideal for restoring the original colour of the grouting in your shower, WC, downstairs toilet, hallway, en-suite, utility area or swimming pool. Powerful formula: The grout cleaning solution loosens dirt and muck quick and easily with minimal effort. The friendly formula won’t damage the grout. Multi-Surface: Suitable for all tile types. Tough on stains, gentle on tile surfaces. Can be used with ceramic, porcelain or slate tiles. Ready To Use: Problem Solved Grout Cleaner is a simple spray on formula. No dilution with water is required. The product is ready for use. Works in under 5 minutes – simply spray, leave, scrub and wipe away any residue.