Get ultimate hiding power indoors and out with Rust-Oleum Zinsser Cover-Stain Oil-Base Primer. This whole-house primer-sealer is a favourite with professionals. Use it to block stains hide dark colours prevent tannin bleed and penetrate and seal exterior wood.

• Interior and exterior
• Best exterior wood sealer
• Blocks cedar & redwood bleed
• Seals water smoke & nicotine stains
• Sticks to all surfaces without sanding
• Dries in 1 hour
• For best results spot-prime heavy stains with the aerosol spray.