Usually used on wood trim and siding treated lumber masonite siding and trim plus many metal surfaces.
Best primer for old redwood siding.
These primers can have stain blocking capabilities and dry times ranging from 1 hour to overnight.
Step 3 prime the wood.
Alkyd primer also called oil base paint primer is reduced with mineral spirits.
Choose a 100 percent acrylic water based primer that clearly lists tannins as one of the stains that it blocks.
This is a great water based.
If the redwood is smooth side out then prepare the wood by sanding it.
Kilz premium high hide stain blocking latex primer great interior and exterior anti mold and mildew option.
Such as painted and unpainted wood trim and siding masonite siding and trim glossy paint doors mdf chalky paint etc.
Although oil based primers work well they are messy and difficult to apply.
Zinsser b i n primer sealer great interior primer both for bare and painted wood.
Universal primer sealers all purpose alkyd primer is formulated for a variety of painted or unpainted surfaces.
Oil base primer is excellent at sealing tannin bleed from redwood cedar and other high extractive wood types.
Then wipe it down to be sure any loose particles are removed and the wood surface is dust free.
Best wood primers 2020 reviews and buyer s guide.