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You need mould killer.
Bleach will only kill whats on the surface and will only stay there for a short while.
Mould killer will stay there for ages stopping anymore growth. It will also seep into any wood that you put it on, unlike bleach.
Bleach will only kill whats on the surface and will only stay there for a short while.
Mould killer will stay there for ages stopping anymore growth. It will also seep into any wood that you put it on, unlike bleach.