
Zinsser
B-I-N 904 Shellac-Base Primer, White, 1 Qt.
Key Features
AI Generated- The formula clings to diverse surfaces, eliminating the need for sanding.
- The quick‑dry formula reduces downtime between coats.
- Ideal for prepping walls, this shellac primer forms a lasting seal that holds paint.
- Versatile enough for indoor rooms and small outdoor touch‑ups.
Delivery and shipping
Local Delivery
Shipping
Return Policy
Easy returns available. Eligibility rules may apply.
Zinsser B-I-N is a shellac-base primer-sealer that permanently blocks tough stains, odors, and wood knots before painting. This original shellac-base formula is the reliable choice contractors keep on hand for interior prep work and spot exterior repairs. It solves the problems that standard primers cannot: stubborn stains that bleed through topcoats, persistent odors trapped in surfaces, and difficult-to-paint glossy finishes that require no sanding.
B-I-N can be used to block water, grease, rust, smoke, asphalt, graffiti, and many other types of stains. The shellac base ensures superior adhesion and fast dry times, letting you recoat in just 45 minutes and move on to painting.
Features and Benefits
- Shellac-Base Formula: The original shellac-base primer-sealer that permanently blocks stains, odors, and wood knots from bleeding through paint.
- Odor Sealing: Seals pet, smoke, and musty odors so they cannot escape through topcoats, improving indoor air quality and freshness.
- All-Surface Adhesion: Bonds to glossy, hard-to-paint surfaces without sanding, saving time and effort on prep work.
- Fast Drying: Recoats in 45 minutes, allowing you to complete interior projects quickly.
- Interior and Spot Exterior Use: Recommended for application to ceilings, walls, doors, trim, cabinets, furniture, and related paintable surfaces; exterior uses limited to spot priming.
- Stain Blocking: Can be used as a primer sealer and stain killer for water, grease, rust, smoke, asphalt, and graffiti stains.
Specifications
- Brand: Zinsser
- Model: 904
- Type: Shellac-Base Primer-Sealer
- Color: White
- Size: 1 Quart
- Recommended Use: Interior ceilings, walls, doors, trim, cabinets, furniture; exterior spot priming only
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Reviews
Customer Reviews
Very good at hiding stains.
Awesome product. Sealed up knots and tannin. I used bad pine boards so I let them dry out and used the bins, problem solved.
great at what it does but not super easy application
I would give this 5 stars if it was easy to apply. What it does well, blocks tannins, it does very well. Better than any other primer I have tried. But it is very thin and hard to apply evenly. It is best sprayed but it is shellac based so requires solvents for cleaning and that is a pain for a sprayer so I typically don't spray for that reason. I use it on furniture, you have to be really careful about drips.
Will cover anything stubborn but the smell is intense and use a small 4” microfiber roller where possible or brush you don’t care about just toss when done not worth the clean up
Seals the deal every time!
Bin there, done that and I’ll do it again!
Worked great covering a old water stain
Great coverage.
Thin consistency but excellent coverage if applied with sponge brush. Ready for painting within minutes.
Worked Great
I put up chip board in my shop and tried to paint it but the printing kept bleeding through, put a coat of BIN over the printing which solved the problem.
Great coverage
I bought this to cover a black paint and it did with one coat beautifully
It Works
Best product.
Bin Primer Sealer stain killer
This product was easy to use. It covered the dark water stains on my bathroom ceiling. It applied easy and I had very little spillage to contend with while apply the product. Drying time was a little long. Painting over it makes it look like a new ceiling.
Zinsser B I N
I love B I N! Easy to work with, leaves a nice, smooth surface to top coat over, seals in the toughest stains and has very little lingering odor! A+
Great Experience
The Bin Primer / Sealer that I bought last time I was in was just what I expected it to be.
very good coverage
In one coat this covered RED paint and there has been no bleed through since the final coat of a very light cream color has been applied.
gteat stain blocker
Use the product often. Always performs as expected.























