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Tannin staining

Interior Wrinkling

Tannin staining is the brownish or tan discoloration on a painted surface due to migration of tannins from the substrate through the paint film.

Yellowing describes the development of a yellow cast in ageing paint solvent-based enamels. 

Yellowing

When droplets appear on acrylic paint

Wrinkling is a term to describe a rough, crinkled paint surface, which occurs when uncured paint forms a 'skin'. 

Wrinkling

Lapping Problems || Dulux

Lapping is a term that describes the appearance of a denser colour or higher gloss where wet and dry layers overlap during paint application. Find out more with our Dulux Tech Guide.

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