Zinsser 1 gal. White Flat Interior and Exterior Oil-Based Primer Sealer

Get ultimate hiding power indoors and out with Rust-Oleum Zinsser Cover-Stain oil-based primer. This whole house primer-sealer is a favorite with professionals. Use it to block stains, hide dark colors, prevent tannin bleed, and penetrate and seal exterior wood. Designed for both interior and exterior applications, this primer-sealer sticks to all surfaces without sanding. It effectively seals water, smoke, and nicotine stains while blocking cedar and redwood bleed to provide a durable, uniform base for topcoats.