How-to Paint Interior and Exterior Guide

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Painting advice

Use the collection of Dulux painting guides to help you get the right tips and techniques for your next project.

How to Choose Exterior Paint Colours for Your Home

Here are a few tips and ideas to help you choose exterior paint colours, including colour combinations, that stand the test of time.

Paint clean up and disposal

It's important that all paint is disposed of in an environmentally friendly manner. Follow these tips to make clean up an ease.

Paint colour & physical/emotional wellbeing

Learn about how colour can evoke different emotions and feelings, and the important role paint colours can play in your physical and mental wellbeing.

How to estimate costs before starting a paint job

Understand budget factors and estimate the costs for your next paint project and how much paint you will need, in just 3 easy steps.

Can I just paint over old paint? Tips from the professionals

Thinking about painting over old paint? Get expert tips from the professionals to help you decide, including helpful advice on extending the life of your paintwork.

How to spray paint

Whether you want to breathe new life into something old, or add a bit of colour to something new, a quick spray paint will fix it.

How to choose colour

Colour reflects who we are and who we aspire to be. It’s expressive, fun, creative, complimentary and always conversational.  At Dulux we love it!  That's why we want to provide you with the best tools to find your perfect paint colour.

How to care for Dulux paint in your home

Explore these tips on caring for the paint on your home so that you can extend the life of your paint and help maintain the value of your investment.

Paint problem solver

If you’ve noticed black, grey or brown areas on your painted surface, you’re dealing with a mould problem. Follow our problem solver guide any problem you have.

How to use a paint roller

To use a roller you'll need a tray, frame, roller cover and possibly an extension pole. Make sure you have the right roller for the job.


problem paint solver mould

Paint problem solver

If you’ve noticed black, grey or brown areas on your painted surface, chances are you’re dealing with a mould problem.

Follow our problem solver guide to help you identify and fix mould affected areas.

Find out more

Interior paint problems

When droplets appear on acrylic paint

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.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Yellowing

Yellowing is the development of a yellow cast in aging solvent-based enamels. It’s most noticeable in the dried films of white paints or clear varnishes.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Wrinkling

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.

Sagging

Sagging is the downward "drooping" movement of the paint film immediately after application that results in an uneven coating.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Mould

If you’ve noticed black, grey or brown areas on your painted surface, chances are you’re dealing with a mould problem.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Roller Spattering

Roller spattering is the tendency of a roller to throw off small droplets of paint during application.  For each problem you’ll find a guide to identifying it, its causes and solutions.


Exterior paint problems

Lapping

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.

Mould

If you’ve noticed black, grey or brown areas on your painted surface, chances are you’re dealing with a mould problem.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Cracking / flaking

Cracking or flaking is the splitting of a dry paint film. This is a problem that needs fixing as it can lead to complete failure of the paint. For each problem you’ll find a guide to identifying it, its causes and solutions.

Wrinkling

We all know the sun can give us wrinkles, but did you know it can do the same to your paint? Wrinkling is a rough, crinkled paint surface that occurs when paint forms a 'skin'.

Tannin staining

Tannin staining is the brownish or tan discoloration on a painted surface due to migration of tannins from the substrate through the paint film.  For each problem you’ll find a guide to identifying it, its causes and solutions.

Surfactant leaching

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. For each problem you’ll find a guide to identifying it, its causes and solutions.


Our most popular products

Dulux Weathershield Semi Gloss

Dulux Weathershield has been specially designed to provide a tough, hardwearing finish that provides protection from all weather conditions.