DuPont Home

DuPont™ StoneTech® Professional Stain Protecting Grout Additive

Click to watch the DuPont StoneTech Professional product video  

Features and Benefits

  • Grout and seal in one easy step - View Ad
  • Protects grout against stains
  • Won’t affect grout color
  • Water-based
  • Professional grade

Where to Use

Cementitious grout for ceramic and porcelain tile. Not for use on epoxy grouts.


Read entire label before using. Use only as directed. Ensure work area is well-ventilated during mixing and until surface is dry. Keep children and pets out of the area until foot traffic resumes.

  1. Use DuPont™ Stain Protecting Grout Additive instead of water when preparing grout.
  2. Prepare grout according to the grout manufacturer’s recommended mixing instructions using a grout trowel or low speed mixer to achieve the appropriate grout consistency.
  3. Allow the grout to stand for 10 minutes, re-mix before application.
  4. Apply grout in accordance to the grout manufacturer’s recommended application instructions.
  5. Foot traffic on grout surfaces may begin 24 hours after installation. Protect grout from water immersion or freezing for 10 days, or per grout manufacturer’s instructions, whichever is longer.

Available Sizes

  • 27 oz
  • 67 oz

Product Information Downloads

Related Products

To maintain your stone’s natural beauty, clean surface as needed with Revitalizer® Cleaner and Protector or Stone & Tile Cleaner.

Product Performance Guarantee

» Learn About Our Product Performance Guarantee.

Buy Online!


 Product Code Product Size Cost Add to Cart
 D14822821 Stain Protecting Grout Additive 27 oz $29.78 
 D14822832 Stain Protecting Grout Additive 67 oz $59.58