Concentrated, long lasting, anti-bacterial disinfectant for the easy treatment, removal and prevention of green mould and algae on hard surfaces. With no tiresome scrubbing or pressure washing just dilute, apply and leave to dry. Works in days and lasts for months. Treats up to 170 m2. Also suitable for indoor use and as a pre-paint fungicidal wash. It is biodegradable and children and pets need not be excluded from treated areas once dry.