Zinsser Perma-White Exterior

15 year guarantee.  Perma-White Exterior prevents the growth of mould and mildew.  It includes a biocide that protects against fungal degradation and has a long, durable finish that resists dirt and moisture.  It is available in satin and semi-gloss finishes and can be tinted to off-white, pastel and medium colours to suit you're requirements.