That s because the best exterior primer not only provides a stable foundation for the layers of paint which are applied after it s been applied to the surface but also prepares the painted surface in numerous ways.
Exterior cedar siding primer.
7 tips painting or staining cedar wood siding walking into a paint store can be overwhelming trying to decide which paint or stain coating you wish to provide your exterior cedar wood and siding as there are many varieties.
The following outline is intended to prepare you before buying any such products knowing exactly which type fits your final outcome.
Ready seal 512 5 gallon pail natural cedar exterior wood stain and sealer.
Wood especially cedar holds a lot of chemicals some which flow to the surface and right through several coats of exterior paint.
A primer is essential it will serve as a barrier coat to help prevent tannin bleed a brownish or tan discoloration that can appear on a painted wooden surface.
That means siding and trim.
At one time the recommended base coat for cedar siding shingles was an alkyd based primer.
Cedar shake or siding as well as redwood is best primed with an exterior oil based wood primer some regions must use a latex primer due to voc regulations.
Factory applied finishes of this type are available in most.
While that may still be a good choice in many locales those coatings have some drawbacks in regions with extreme winter to summer temperature shifts because an alkyd primer can crack when it is unable to expand and contract with the wood.
Best 7 exterior stains for cedar siding in 2020.
An exterior primer is as important as any of the top coats which go on after it.
To add a rich long lasting opaque color there s ppg s 100 acrylic stain which protects against sun and water damage.
The siding is most often cedar lap or sometimes fir or pine plywood or even cedar shingle.
And to slightly tint your siding with color pigmentation uv5 penetrating wood finish is a sound choice.
A topcoat on bare siding would in short order reveal cedar bleed as tree tannins escaped.