Painting treated lumber is a challenging job because it is different from painting ordinary wood. This is because treated wood has undergone a process of chemical infusion to prevent rotting, fungi and insects, which mean it should get a different treatment of painting. However, it is not a difficult job because you just need to pay more attention to the cleaning, type of paint and painting the wood in this process.
Before painting treated lumber, cleaning the wood is very important to ensure the paint will hold on it. You can wash the wood with soapy water and rinse it with clear water. Leave it to dry thoroughly before starting to paint. It may take three hours to dry the wood, but the more time you wait, the better the finish will be. Quick sand the wood if you find any foreign material that resists using fine-grit sandpaper, then rewash. Painting treated lumber needs a special paint that you have to carefully choose. Check the label of the paint to find out if it will work with treated lumber and if it is normally used for painting treated lumber. Typically, only latex-based paint which is appropriate for painting treated wood since it will provide a thicker coat and it will also enhance the moisture resisting nature of the wood.
Check if there is any mildew or algae information before painting your wood plumber. Clean the surface with chlorine diluted if you find any before starting paint your wood. Painting your treated wood can be started by applying a coat of acrylic primer, then acrylic flat to ensure that the paint sticks to the wood. You can use spray paint to create a uniform finish or a brush to paint your treated wood. So, you can consider some important things above for painting treated lumber and achieving a great finish as you want.