Paint will not stick to a dirty surface.
Chalked paint and oxidized aluminum vinyl graphics.
Factory finished siding can develop an excessively thick chalk layer and may require power washing to ensure complete chalk removal.
Use of a low grade highly pigmented paint.
Oxidation can be cleaned from most vinyl siding but the process.
If your vinyl surface is clean the paint or primer will adhere to the vinyl rather than the dirt and you will have a longer lasting finish.
Dyes also break down at different rates depending on color.
Not adequately sealing a porous surface.
A chalky white substance on your vinyl siding and trim is caused by oxidation which occurs most often during damp or wet weather.
Chalking due to oxidation is the paint s natural response to.
A dull chalky paint finish comes off when touched and makes a home s exterior paint job look dated.
Use of an interior paint for an outdoor application.
How to seal chalky exterior paint.
One of the hardest surfaces to prep is a aluminum or vinyl siding that is chalky.
You can also use a primer between the vinyl and the paint.
Over thinning a coating e g.
One solution for dry faded plastic is to use a vinyl restorative product on it.
Chalky surfaces will cause the paint not to adhere correctly to the surface and will cause premature peeling.
Spreading the paint too thin.