Keep your garden away from green mould and algae with ease using Pro-Kleen Simply Spray Patio Cleaner. This super-powerful, concentrated formula contains no bleach and is non-acidic. Transform your garden in preparation for the sunnier months ahead with “Simply Spray and Walk Away”. Just refer to the dilution guidelines on the back of the bottle, mix with water and spray onto any unsightly, affected areas! Perfect to use on patios, fencing, decking, driveways, outdoor furniture, roofs, UPVC windows, sheds, boats, caravans and motorhomes! How to use: Simply mix 1 litre of simply spray and walk away with 4L of water or 1 part simply spray and walk away: 4 parts water). Spray on with a low-pressure garden sprayer or watering can. Walk away and see results in a few days!