Apply paint stripper to the cedar siding.
How to remove peeling paint from wood siding.
Use a primer over bare wood.
Replace peeling paint flat sawn boards with boards that have vertical grain or sand all the paint off and coat them with a paintable water repellent before priming and repainting.
If you re extremely motivated you can strip off every square inch of paint right down to bare wood but for most of us it s more logical to make spot fixes.
To use sandpaper or a power sander to remove paint.
Honestly this stuff is incredible.
Work with the flat edge of your plastic or metal scraper do.
If necessary remove any knobs hinges or other hardware from the wood being sanded.
Grasp the heat removal tool by the handle and hold it with its heating coils flush against the siding and the handle parallel to the direction of the wood.
Hold it against the siding for 20 to 30.
Start with coarse 80 grit sandpaper in a manual hand sander or power sander.
With low vocs this water based binding primer is three times thicker than regular primers and locks down and hides peeling weathered surfaces to create a smooth white finish for your top coat.
How to remove paint from cedar siding.
Just look at the same trim after one coat of the primer and zero scraping or sanding.
The water repellent might stabilize them enough so that they hold paint longer.
Thoroughly clean the painted surface with degreasing cleaner dish soap or household cleaner and allow to dry.