Algon Organic

Algon Gardening manufactures a product called Algon Organic Path & Patio Cleaner, which helps restore the natural colour of virtually any outdoor surface the organic way. No scrubbing or rinsing required. Simply apply and walk away.
It can be used at home for driveways, patio flags, decking, conservatories - glass or plastic, slate and felt roofs, walls - painted or not. In the garden, for wood & concrete fencing, stone walls, garden sheds, greenhouses, statues, plant pots, pebbles, garden furniture, canopies & fabrics. And even in ornamental water features, or bird baths.
Both environmentally and pet friendly!