Cleaning Painted Wood Before Repainting
But there is no point whatever in cleaning bare wood with tsp or latex painted wood with tsp.
Cleaning painted wood before repainting. But as long as you don t use water. Time is of the essence. Before painting apply primer to the old wood surface whether it is indoors or out. Here s how to take on the task.
Primer helps paint stick and improves the coverage so you can dramatically change the color of the old wood if. You want the absolute best adhesion surface for your paint. Painting season may be waning and you need to paint sooner rather than later. If there are creases or hard to reach small places on your wooden surfaces use a small scrub brush or toothbrush to clean it.
If mildew is a common problem on your exterior wooden surfaces consider repainting with a paint designed to prevent mildew. In general it s not great idea to use water on your painted wood so dust frequently to keep from having to deep clean more than necessary. There are ways to safely clean your house before painting using a pressure washer including using lower psi pressure washers widening the spray and standing at least two feet back. Painted wood takes a little extra care to clean but that doesn t mean it s impossible.
It is important to remove any flakes from the surface via sanding or scraping before repainting. You can then sand the entire surface to give it a more textured surface that your paint will easily stick to. Paint cracking on walls and ceilings happens due to a variety of causes one of the most common being poor preparation of a surface prior to painting. If you have an oil based paint on your wood then i d clean them with tsp if you intend to repaint that wood.
This is also a good time to scrape any old flaking paint off and to sand down old paint lines.