In a five gallon paint bucket mix a 1 1 ratio of grey paint to water.
Gray wash paint siding.
Or you could wash it by hand with tsp or a similar product available at home centers and paint stores and rinse it thoroughly.
Wash your vinyl siding before painting to ensure the paint adheres properly.
The best way to get this siding clean is to power wash it.
If the solution is too thick then add more water until you have a 1 to 1 5 ratio of grey paint to water.
Neutral siding colors like warm gray create a solid foundation.
Here a touch of black supplied by the shutters and mailbox against white trim keeps the look crisp and modern.
Spreading the paint too thin.
As long as the siding is clean you won t need to use a primer unless raw metal is exposed.
The consistency of the solution should be something like runny pancake batter.
I used a mixture of about 1 part paint to 4 parts water using cil stratosphere the color color matched into sherwin williams paint at the store.
Use of an interior paint for an outdoor application.
Not adequately sealing a porous surface.
Mix a small amount of light grey latex paint and water into a plastic cup.
You can scrub the siding s surface as you would for normal maintenance.
Over thinning a coating e g.
This will be a light grey wash.
To test whether a stain is grime or mildew try washing the stain away with water and a detergent like spic and span.
Then introduce color in small doses such as a glossy red front door to create a focal point that doesn t overwhelm the exterior color scheme.
Mix a solution of paint and water.
Allow the paint mixture to set for 3 5 seconds then rub over the white wash paint strokes with a staining rag to smear the paint mixture into the wood.
Allow it to fully dry.
Factory finished siding can develop an excessively thick chalk layer and may require power washing to ensure complete chalk removal.
This doesn t require an extraordinary effort.
Apply a white wash mixture to the wood using one about 1 part water to 1 part white paint.
Use of a low grade highly pigmented paint.
A brown gray or black stain on siding or trim may be simple grime or it may be mildew.
If the stain doesn t wash away with water and detergent it s probably mildew.