When using paint or solid colored stain as a sealant apply a primer so that the coat of seal will completely fix to the wood.
Primer for cedar shake siding.
Masonite siding or trim acrylic stain resistant primer alkyd quick drying primer chalky wood siding 100 acrylic primer sealer alkyd wood primer cedar or redwood siding trim alkyd stain resistant primer acrylic stain resistant primer.
Some sections of old unpainted shingles and siding may look darker than others.
Properly primed a 100 percent acrylic latex paint will provide decades of protection for cedar siding shingles.
The label on the container should indicate that the coating is recommended for use as stain blocking primer for western red cedar.
Factory applied finishes of this type are available in most market areas where cedar siding is sold.
Anytime i have customers with cedar shingles siding i always try to either use a good oil based primer or an alkyd modified wb bonding primer.
Painting cedar however calls for some preparation.
You ll have to remove the mildew and prime the wood with a stain blocking primer.
I pretty use nothing but ppg porter paints so my recommendations might not be as valid in your neck of the woods.
Choosing a suitable paint or stain to use on your cedar is one of the most important steps in this process.
Cedar shakes are cedar shingles that naturally weather and are resistant to decay.
This discoloration is most likely caused by a combination of excessive tannins leeching from the wood and mildew growth.
The paint will begin to peel and the shingles may become stained and they will need to be repainted.
Stain blocking primers are available in alkyd oil or water based formulations.
Like most wooden shingles however especially when painted they require care and maintenance over the course of time.
Primer shouldn t be necessary before painting vinyl siding unless the surface is pitted or the original color has faded so much that the siding panels have become porous in that case be sure.
Regular stains don t require primer.
These paints form a tough but flexible film that allows moisture within the wood to escape while protecting the cedar from atmospheric moisture that might lead to extractive bleed.