Cleaning Wood Siding Before Painting

Caulk after you stain or prime.

Cleaning wood siding before painting.

So strong that it will peel old paint from a surface along with the stains tsp is often used for cleaning surfaces in the course of preparation for painting. Stain bonds well to unpainted weathered wood. Before sanding scrape loose and flaking paint from the siding. Make sure to brush the wood clean working from the top down.

Give it an occasional cleaning to brighten up its appearance get rid of mildew and prevent discoloration. Spray tips are color coded and come in four patterns. Before painting apply primer to the old wood surface whether it is indoors or out. Work a paint scraper from every direction keeping the blade flat against the wood so you don t create gouge marks.

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. Before weathered wood can be painted it will require extensive prep work to ensure that the paint stays on for more than just a couple of years. Prepare the surface with old buildings such as my 130 year old barn water blasting the loose paint is not a recommended practice. Preparing exterior wood for painting isn t difficult but it does require some prep work to ensure that your new paint has a smooth stable surface to adhere to.

Primer helps paint stick and improves the coverage so you can dramatically change the color of the old wood if. The paint will go on just fine but by painting dirty siding you seriously shorten your paint s lifespan. Houses painted before 1978 may have paint that contains lead according to the centers for disease control cdc lead paint should be removed by contractors who are certified by the epa. Potential of siding damage water injected under siding or dirt remaining on house.

If you plan to paint. Considering how hard and expensive it is to paint house exteriors it s a. Clean wood siding your home s exterior really takes a beating. If your siding is wood or vinyl set the pressure between 1000 and 2000 psi and when cleaning brick it should be even lower.

You want the absolute best adhesion surface for your paint.