Clean 'n' Easy Mould & Mildew Killer is formulated to kill and prevent mould, mildew, moss and algae that grow in warm and humid areas. Use in bathrooms, showers, kitchens and laundries, on tiles, grouting, ceramics, plaster, vinyl and painted surfaces. May be used on roofs, gutters, tiles, concrete pavers, blocks and brickwork. Kills mould spores that cause regrowth. RTU and concentrate.