Note: Hazardous chemicals must be shipped via UPS Ground. All other shipping options will be removed from checkout if added to cart. If you need expedited services for non-hazardous products, please make a separate transaction.

Stain Proof Premium Impregnating Sealer for natural stone, tile, pavers, concrete, brick, and grout made by Dry Treat - Certain states don't allow shipping on gallons and 5 gallon size.  

Call for bulk pricing 

Dry treat sealer - STAIN-PROOF Original is an impregnating, invisible, and breathable sealer that provides premium long term protection for natural stone, tiles, pavers, concrete, brick, and grout from water and oil based stains and damage caused by water and dissolved salts. Treated indoor and outdoor surfaces become easier to clean and keep looking good for longer.

Typical applications

STAIN-PROOF Original™ is suitable for a wide variety of indoor and outdoor applications in residential and commercial buildings, including: building facades, floors, walls, countertops, showers, swimming pool surrounds, patios, garages, kitchens and entertaining areas.

Looking for a strictly outdoor Dry Treat sealer - try 40SK Sealer


  • Premium water and oil repellence for superior stain proof stone sealer protection: Tested in accordance with ISO 10545-14 Determination of resistance to stains Class 5 (highest class).
  • Deep penetrating, permanent bonding technology for long lasting protection. 15 year written performance warranty can be provided if applied by a Dry-Treat Accredited Applicator*
  • Provides protection against efflorescence, freeze-thaw and salt spalling damage. (NOTE: Softer materials, including limestone, sandstone and travertine in a freeze-thaw or salt water environment need extra protection - use DRY-TREAT 40SK™ consolidating sealer.)
  • Retains natural surface color and finish
  • Treated surfaces are easier to clean and dry quickly even after heavy rain.
  • Super breathable: Water vapor escapes freely preventing harmful moisture buildup inside the treated material.
  • Suitable for indoor, outdoor, residential and commercial use. Stands up to alkaline cleaners and pressure hosing.

Active Content

50% active content in alcohol.

VOC Content

VOC compliant in container having capacities of one Liter or less.



Apply when surface temperature is between 5 - 35ºC (40 - 95ºF). Avoid moisture contact with the surface for six hours after application. Use positive pressure respirator if ventilation is inadequate. Wear suitable solvent resistant gloves, protective clothing, safety goggles and an organic vapor respirator during application.

If are purchasing Stain Proof in the territories listed below, it is prohibited to ship any size larger than a Quart (Qt) size, the order will be automatically converted to quart size to equal the amount purchased.

  • California
  • Connecticut
  • Rhode Island
  • Maine
  • Massachusetts
  • New Hampshire
  • Vermont
  • Delaware
  • District of Columbia
  • Maryland
  • New Jersey
  • New York
  • Northern VA
  • Pennsylvania
  • Arizona-Maricopa County
  • Ohio
  • Illinois
  • Indiana

Customer Reviews

Based on 1 review
Julia Baniasadi
Best Customer Service

Sealer is great. What I appreciate most is DTS's customer service and quick response. Thank you!