StainBlocka® Sealer — 100% Non-Toxic Stone & Surface Protection

StainBlocka® is a truly safe, effective, and easy-to-use penetrating sealer that actually works. No mask, no ventilation, no harsh chemicals — just real protection for stone and multiple surfaces.

✔ 100% Non-toxic — zero PFAS
✔ Safe for people, pets & environment
✔ No fumes, no odor, no special gear
✔ Long-lasting protection
✔ Works on stone, wood, metal, plastic & glass

A Safer Way to Protect Your Surfaces

StainBlocka® Sealer is a revolutionary, water-based, non-toxic sealer that provides powerful protection without hazardous chemicals, fumes, or safety risks.

Unlike traditional sealers that require masks, ventilation, and protective gear, StainBlocka® can be applied safely in your home — even around children and pets.

This professional-grade sealer penetrates into porous materials to create a protective barrier that helps prevent staining, moisture absorption, and surface damage while maintaining the natural look of your stone.

StainBlocka® is versatile and effective on a wide range of materials, making it a true multi-surface protector for your home.

Surfaces It Protects

StainBlocka® Sealer can be used on:

• Quartz

• Marble

• Granite

• Quartzite

• Concrete

• Soapstone

• Limestone

• Travertine

• Slate

• All other natural stones

• Wood

• Metal

• Plastic

• Glass

Key Benefits

• 100% non-toxic — zero PFAS

• No mask, gloves, or ventilation required

• Safe for people, pets, and the environment

• Easy spray-on application

• Long-lasting protection

• Won’t alter natural appearance of stone

• Helps resist stains and moisture absorption

Directions for Use

For best results, please watch the instructional videos on this page before applying.

1. Clean surface thoroughly — remove all debris, oils, and grease.

2. Dry completely.

3. Spray StainBlocka® Sealer and spread evenly with a gloved hand, feeling for dry spots.

4. Wait 2–3 minutes, then buff off excess with a paper towel (a slight haze will remain).

5. For HONED surfaces, work in 24"x24" sections and buff immediately, do not wait. 

6. Final buff with Life Saver Max® Towel.

7. For very porous surfaces, repeat steps 3–5 before final buff.

Important Safety Notice

🚫 NEVER USE ON FLOORS — WILL BE SLIPPERY.

This product is intended for countertops, backsplashes, vanities, showers, furniture, and other non-walkable surfaces only.

What Customers Can Expect

After application, your surface will be:

• Better protected from stains

• More resistant to moisture

• Easier to clean and maintain

• Free from chemical residue or fumes

Your stone will still look natural — just better protected.