Best Exterior Wood Primer: RUST-OLEUM Zinsser Bull’s Eye 1-2-3 Primer. This is a popular product, and is our top pick as the best exterior wood primer. However, the primer is also suitable for indoor use. The product is both a sealer and a primer and can be used on an assortment of surfaces.
Exterior primers are more durable than interior, so the best exterior primer to use is the one that protects surfaces from mildew and minimizes cracking and erosion. If your wood isn’t stained, use a high-quality latex primer or an oil-based primer.
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Frequently Asked Questions
What kind of primer to use for latex paint?
So, choose one that matches the type of paint you’re using: stain-blocking latex primer for latex paint and stain-blocking oil-based primer for oil-based paints.