Looking for a “silver bullet” primer that covers everything unwanted? Use the one contractors keep in their vans: Rust-Oleum® Zinsser® B-I-N® Primer. As the original, shellac-base primer-sealer, nothing is better at permanently blocking stains, odors and wood knots. 
 
 Shellac-base primer-sealer 
 For interior and spot exterior use 
 Greatest stain sealer 
 Seals knots and sap streaks 
 Seals pet, smoke and musty odors 
 Sticks to all surfaces without sanding 
 Lightning fast dry - recoat in 45 minutes 
 FOR BEST RESULTS 
 Use indoors or for spot exterior use. Works with any top coat. 
 
 SKU: ZINBINPRIM/AERO