The 8 Best Grout Sealers Tested and Reviewed by Experts

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Best Value

2

Black Diamond Coatings, Inc.

AQUA-X Grout Sealer (1 Qt): Professional-Grade Impregnator Sealant for Shower Tile Grout and Backsplash - Long-Lasting with Fast-Drying Formula

9.7 Easy to Apply

9.7 Long-lasting Protection

9.7 Value for Money

Why we love it

Advanced moisture barrier protection for up to 5 years of durability

Low VOC formula with no harsh odors for safe indoor application

Covers up to 75 square feet per 16 ounces with easy spray application

Main highlights

Key Features

Features advanced sealing technology, eco-friendly formula, and extensive coverage capacity, making it a comprehensive grout protection solution.

Ideal for Home Maintenance and Renovation

Perfect for homeowners looking to maintain and protect grout surfaces in showers, kitchens, bathrooms, and floor tiles.

Praised for User-Friendly Application

Users appreciate the simple spray-on application, odorless formula, and minimal maintenance required after sealing their grout surfaces.

9.7

Exceptional

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3

LATICRETE

STONETECH Stone, Tile & Grout Sealer, 1 Quart/32OZ (946ML) Bottle

Main highlights

Offers stain protection
Protects natural stone, tile, masonry and grout
Preserves the original look of the surface
Water-based formula
For internal and exterior use

9.4

Exceptional

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4

StonePro

Stone Pro Tile & Grout Sealer (128 oz Gallon)

9.5 Easy to Apply

9.5 Quick Drying

9.3 Safe Formula

Why we love it

Fast-acting formula dries in just 20 minutes for immediate surface use

Water-based, environmentally safe formula suitable for all tile and stone surfaces

Maintains natural appearance while providing maximum stain protection

Main highlights

Key Features

Advanced impregnating sealer offering quick-drying protection, natural look preservation, and safe application for various surface types.

Ideal for Home Surface Protection

Perfect for protecting kitchen countertops, bathroom tiles, and natural stone surfaces while maintaining their original appearance.

Praised for Versatile Protection

Users appreciate the quick 20-minute drying time and environmentally friendly formula that effectively protects against daily stains.

9.2

Excellent

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5

Laticrete

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

9.3 Long-Lasting Protection

9.3 Easy Application

9.1 Versatile Usage

Why we love it

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

Water-based formula suitable for indoor and outdoor applications with lasting results

Enhanced grout protection that maintains appearance and simplifies cleaning maintenance

Main highlights

Key Features

Combines water-based formula with advanced stain protection technology, offering versatile application for both interior and exterior surfaces.

Ideal for protecting tile and grout surfaces

Perfect for bathrooms, kitchens, outdoor patios, and any tiled areas requiring long-lasting protection against daily wear.

Praised for its comprehensive stain protection

Users appreciate its effective barrier against both oil and water-based stains while maintaining the natural look of surfaces.

9.0

Excellent

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6

OneSource Organics

Seal It Green Xtreme Heavy Duty Grout Sealer-Breathe Easy, Stain Block Technology.Odorless,Non-Toxic,Zero VOC-Seals & Protects. Lasts 5+ Yrs. 400+ SF Coverage

Main highlights

SEAL SMARTER. Breathe Easy Stain Block Technology. Powerful Professional Formula Without Toxic Fumes. Protect Grout, Marble, Ceramic, Mosaic, Stone, Granite & More
NON-TOXIC. Zero VOC, Water Based, Plant Based Surfactants, No PFOAS, No Flurochemicals, ZERO Toxic Solvents
STAIN BLOCK. No More Ugly Black Shower Stains, Food Stains In The Kitchen Or Dirt Stains In The Laundry Room. Blocks All Stain Types From Penetrating
EASY TO USE SPRAY FORMULA. Simply Pour Ready To Use Sealer Into A Spray Bottle Or Grout Sealer Applicator, Apply And Protect Your Grout For 5+ Years. The Spray Technology Means You Will Never Have To Get On Your Hands And Knees To Apply
INDOOR & OUTDOOR PROTECTION. Keeps Your Indoor & Outdoor Grout, Tile, Granite, Pavers And Other Surfaces Stain Free
400+SF COVERAGE. Industry Leading Coverage
MULTI SURFACE. Works Great On All Grout Types, Tile, Marble, Mosaic, Travertine, Natural Stone & Granite. DOES NOT CHANGE THE SURFACE APPEARENCE.
EASY CLEAN SURFACES. Seal It Green Extreme Grout Sealer Forms An Invisible Barrier Blocking Stains & Making Cleaning A Breeze.

8.9

Excellent

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7

Rust-Oleum

Miracle Sealants GRSHNI2 Grout Shield Additive, 70 oz

8.9 Worth the Money

8.9 Easy Application

8.7 Long-lasting Protection

Why we love it

Mixes with cement grout for superior color and consistency, usable indoors and outdoors

Eliminates need for additional sealing, saving time and maintenance costs

Provides lifetime stain protection while improving grout strength and durability

Main highlights

Key Features

Advanced sealer additive that enhances grout performance with superior color consistency, stain protection, and improved structural strength.

Ideal for Professional Tile Installation

Perfect for contractors and DIY enthusiasts seeking professional-grade results in bathroom, kitchen, and outdoor tiling projects.

Praised for Time-Saving Benefits

Customers appreciate the simplified installation process and eliminated need for additional sealing, reducing overall project time and effort.

8.7

Excellent

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8

Miracle Sealants

511 Porous Plus Sealer

Main highlights

SCS Certified INDOOR ADVANTAGE GOLD
Superior Stain Protection
Superior Coverage
Interior & Exterior Use
Weather Resistant

8.5

Very Good

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9

Miracle Sealants

511 H2O Plus Sealer

Main highlights

SCS Certified INDOOR ADVANTAGE GOLD
Superior Stain Protection
Interior & Exterior Use
Odorless
Grout Release

8.4

Very Good

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10

Laticrete

STONETECH Bulletproof Sealer, 1 Quart/32 OZ (946ML) Bottle

Main highlights

Unique, extra strength stain protector for interior porous natural stone and grout
Delivers maximum protection for natural stones
Provides coverage for up to 100 square feet
Formulated with advanced, water based fluoropolymers
Protects up to 5 years on interior surfaces

8.2

Very Good

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The 8 Best Grout Sealers Tested and Reviewed by Experts

Clean-eez Grout Sealer & Stand-Up Brush Combo: Ultimate Floor Tile & Shower Sealant, Heavy Duty Protection for Kitchen & Bathroom, Safeguard Marble, Ceramic & Granite Surface -32 oz Sealer & Brush Set

Why we love it

Main highlights

9.9

AQUA-X Grout Sealer (1 Qt): Professional-Grade Impregnator Sealant for Shower Tile Grout and Backsplash - Long-Lasting with Fast-Drying Formula

Why we love it

Main highlights

9.7

STONETECH Stone, Tile & Grout Sealer, 1 Quart/32OZ (946ML) Bottle

Main highlights

9.4

Stone Pro Tile & Grout Sealer (128 oz Gallon)

Why we love it

Main highlights

9.2

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

Why we love it

Main highlights

9.0

Seal It Green Xtreme Heavy Duty Grout Sealer-Breathe Easy, Stain Block Technology.Odorless,Non-Toxic,Zero VOC-Seals & Protects. Lasts 5+ Yrs. 400+ SF Coverage

Main highlights

8.9

Miracle Sealants GRSHNI2 Grout Shield Additive, 70 oz

Why we love it

Main highlights

8.7

511 Porous Plus Sealer

Main highlights

8.5

511 H2O Plus Sealer

Main highlights

8.4

STONETECH Bulletproof Sealer, 1 Quart/32 OZ (946ML) Bottle

Main highlights

8.2

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