Get ultimate hiding power indoors and out with Rust-Oleum Zinsser Cover-Stain Oil-Base 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.

• Fast drying - Recoat in less than 1 hour
• Sticks to all surfaces and sands easily
• Designed for interior and exterior surfaces
• High hiding formula blocks most stains from nicotine, fire, smoke and water damage
• Excellent tannin blocker - use to seal bare cedar and redwood
• Easy paint thinner clean-up