Perma-White® mould resistant interior paint contains a biocode that protects the dried coating against fungal degradation*. The paint film is designed to resist cracking, peeling and blistering for up to 7 years before first maintenance. Perma-White® bonds to existing solvent-based or glossy paints. Perma-White® also seals flat paint, new drywall, cement block and concrete. It is ideally suited for any area of persistent high humidity, frequent temperature changes and poor air circulation. Perma-White® Interior Matt Paint - Recommended for application in high-humidity areas where a durable, low sheen finish is desired such as finished basements and kitchens. (This finish was previously known as Eggshell.) Once dried the paint film is classed as a treated article and contains the surface biocide 4,5-dichloro-2-n-octyl-4-isothiazolin-3-one 0.068% by weight.