Best Primer For Old Redwood Siding

Choose a 100 percent acrylic water based primer that clearly lists tannins as one of the stains that it blocks.

Best primer for old redwood siding.

Use an oil based primer instead of a latex primer. Step 4 paint. Kilz premium high hide stain blocking latex primer great interior and exterior anti mold and mildew option. Due to tannic acid it is important to apply a primer to the wood before painting.

Although oil based primers work well they are messy and difficult to apply. Best wood primers 2020 reviews and buyer s guide. Zinsser b i n primer sealer great interior primer both for bare and painted wood. If the redwood is smooth side out then prepare the wood by sanding it.

Step 3 prime the wood. These primers can have stain blocking capabilities and dry times ranging from 1 hour to overnight. Such as painted and unpainted wood trim and siding masonite siding and trim glossy paint doors mdf chalky paint etc. Usually used on wood trim and siding treated lumber masonite siding and trim plus many metal surfaces.

This is a great water based. Oil base primer is excellent at sealing tannin bleed from redwood cedar and other high extractive wood types.