Technical Advice
Interior paint problem solver
Yellowing describes the development of a yellow cast in ageing paint solvent-based enamels.
Wrinkling is a term to describe a rough, crinkled paint surface, which occurs when uncured paint forms a 'skin'.
Sagging is the downward "drooping" movement of the paint film immediately after application that results in an uneven coating.
Roller spattering is the tendency of a roller to throw off small droplets of paint during application.
Roller marks and stipple are the unintentional textured pattern left in the paint by the roller. Find out more.
Shiny spots or dull spots (also known as 'flashing') on a painted surface; uneven gloss.
Wearing away or removal of the paint film when scrubbed with a brush, sponge, or cloth.
Failure of dried paint to obscure or 'hide' the surface to which it is applied.
As well as being hazardous to health, mould can cause unpleasant smells and stains. Here are some tips on how to deal with mould and ensure a lasting paint finish.
Exterior paint problem solver
Wrinkling in paintwork can be identified by a rough, crinkled paint surface, which occurs when uncured paint forms a 'skin'. For each problem you’ll find a guide to identifying it, its causes and solutions.
Tannin staining is the brownish or tan discoloration on a painted surface due to migration of tannins from the substrate through the paint film.
Have you noticed small droplets appearing on your fresh coat of acrylic paint? This is known as 'surfactant leaching'. Don't panic - it's a normal part of the curing process.
Poor gloss retention is the deterioration of paint film that results in excessive, or rapid loss of lustre in the topcoat.
Poor alkali resistance is the colour loss and overall deterioration of paint film on fresh masonry. Find out more with our Dulux Tech Guide.
Peeling occurs when there is a loss of paint due to poor adhesion. Find out more with our Dulux Tech Guide.
Nail head rusting often causes reddish-brown stains on the paint surface. Find out more with our Dulux Tech Guide.
Have you noticed that there are areas of denser colour or higher gloss where wet and dry layers overlap during painting? For each problem you’ll find a guide to identifying it, its causes and solutions.
Fading is the loss of colour of one or more of the colour pigments within the paint film.
Get detailed information about the physical and chemical properties of our products.
Advice for those challenges that arise in your busy and varied days
Access product datasheets, specifications, substrates, substrate preparations, safety datasheets (SDS) and create a project specification from the ground up.