Zinsser Advanced Synthetic Shellac Stain & Odor Blocking Primers

Zinsser B-I-N Advanced Synthetic Shellac Primer is a high-performance solution for blocking stains and sealing odors on a wide range of surfaces. Designed for both whole-surface interior priming and exterior spot priming, this synthetic shellac-based formula offers superior adhesion, fast dry time, and low odor, making it ideal for new construction, remodeling, and restoration projects. It effectively seals stains from water, smoke, grease, rust, and more, while also locking in odors from fire damage, pets, and tobacco. B-I-N Advanced adheres to challenging surfaces like glossy paint, tile, glass, and laminates without sanding or deglossing, saving time and effort. It’s compatible with both latex and oil-based topcoats and can be applied to wood, drywall, plaster, masonry, metal, and PVC. The primer dries to the touch in 25 minutes and can be recoated in 45 minutes, with full cure achieved in seven days. For best results, apply with a brush, roller, or sprayer in temperatures between 50–90°F and under 85% humidity. Cleanup is simple with soap and water. Whether you're sealing knots and sap streaks or preparing surfaces for a flawless finish, B-I-N Advanced delivers reliable performance and professional results. It’s a go-to choice for contractors and DIYers tackling tough stains and odor-prone areas.

• Blocks tough stains including water, smoke, grease, and rust
• Seals odors from fire damage, pets, and tobacco
• Adheres to glossy and hard-to-paint surfaces without sanding
• Suitable for interior priming and exterior spot priming
• Compatible with latex and oil-based topcoats
• Dries to the touch in 25 minutes and ready to recoat in 45 minutes
• Fully cured in seven days for long-lasting performance
• Ideal for wood, drywall, plaster, masonry, metal, and PVC
• Low odor and easy cleanup with soap and water
• Excellent enamel holdout for smooth topcoat application
• Not recommended for full exterior use or high-humidity areas