8 Best Professional Grout Sealers - Lab Tested for Maximum Protection

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Best Value

2

Custom Builders

Aqua Mix Sealers Choice Gold - Quart

9.7 Long-Lasting Protection

9.5 Easy Application

9.3 Versatile Coverage

Why we love it

Water-based formula safe for indoor and outdoor stone protection

Maximum stain resistance for multiple stone and tile surfaces

Professional-grade sealer suitable for both residential and commercial use

Main highlights

Key Features

Premium water-based sealer offering maximum protection for various surfaces, with long-lasting stain resistance for interior and exterior applications.

Ideal for Natural Stone Protection

Perfect for sealing and protecting granite, marble, slate, limestone, and travertine surfaces in both indoor and outdoor environments.

Praised for Versatile Application

Users appreciate its versatility across multiple stone types and ease of application, while delivering professional-grade protection for all surfaces.

9.7

Exceptional

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3

Laticrete

STONETECH Heavy Duty Grout Sealer, 1 Gallon (3.8L) Bottle

9.6 Long-Lasting Protection

9.6 Easy Application

9.6 Versatile Use

Why we love it

Advanced dual protection against both oil and water-based stains for maximum coverage

Water-based eco-friendly formula suitable for indoor and outdoor applications

Professional-grade grout protection that maintains appearance and simplifies cleaning

Main highlights

Key Features

Comprehensive protection system featuring water-based formula, dual stain resistance, and versatile application for interior and exterior surfaces.

Ideal for protecting tile and grout surfaces

Perfect for kitchens, bathrooms, outdoor patios, and high-traffic areas where grout protection and easy maintenance are essential.

Praised for superior stain resistance

Users consistently highlight its exceptional ability to repel both water and oil-based stains while maintaining grout's original appearance.

9.4

Excellent

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4

StonePro

Stone Pro Tile & Grout Sealer (128 oz Gallon)

Main highlights

️MAKES CLEANING EASY: Simplify your cleaning routine by combatings stains before they happen! Seal your tile & grout surfaces with a high-quality sealer.
️ SAFE: Treat your sensitive surfaces with a sealer that is SAFE for all kinds of grout, tile, & natural stone! Stone Pro's Tile & Grout Sealer is a water-based formula for extra piece of mind that the sealer is safe for use in the home and safe for the environment.
️FAST-ACTING sealer. No need to wait hours before you can use the surface, just 20 minutes!
️IMPREGNATING: An impregnating sealer formula provides MAXIMUM protection from stains. Stone Pro Tile & Grout Sealer is also a "natural-look" sealer, meaning it will NOT CHANGE THE SHINE, COLOR, or TEXTURE of the surface.