HG Algae and Mould Remover (1000ml)

For optimal results, apply HG algae and mould remover in dry weather and when no rain is expected for the next two days. Mix with water in a ratio of 1:20 or a quarter of a bottle with half a bucket of water. Use a watering can, broom, scrubbing-brush or plant spray to apply the solution. No need to rinse as there are no harmful substances. Surface will stay protected for months.