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10 Best Grout Sealers 2025 in the United States
#1
Winner
Miracle Sealants 511 PT SG Impregnator Sealer for Stone, Tile, Slate, Ceramic, Quartz 16 oz, 1 Pint
The Miracle Sealants 511 PT SG Impregnator Sealer is a versatile choice for anyone in need of a high-quality grout sealer, especially if you’re working with various surfaces like stone, tile, or porcelain. One of its standout features is the excellent water and stain resistance, which provides a durable, invisible barrier against spills and moisture. This is particularly advantageous for areas prone to mess, such as kitchens and bathrooms. With the ability to cover up to 500 square feet per pint, it offers great coverage, making it a cost-effective option for larger projects.
Rating
9.8
Chosen by1,366
Water Resistance
Stain Resistance
Ease of Application
Most important from
6743 reviews
#2
Black Diamond Stoneworks Natural Stone and Grout Penetrating Shower Sealer. Marble, Granite Travertine, Limestone. Protects the Surface from Damage and Build-up for up to Ten Years! (2 quart)
The Black Diamond Stoneworks Natural Stone and Grout Penetrating Shower Sealer is a water-based sealer designed for a variety of surfaces including marble, granite, travertine, and limestone. One of its standout features is its claim of up to ten years of protection against water, calcium, and soap scum, which speaks highly of its durability.
Rating
9.6
Ease of Application
Durability
Most important from
422 reviews
#3
511 Porous Plus Sealer
The 511 Porous Plus Sealer by Miracle Sealants is a solid choice for those looking to protect grout and porous surfaces. Its water and stain resistance makes it effective for both interior and exterior use, which is a significant advantage. With superior stain protection and coverage, it can help maintain the look of your tiles and grout over time.
Rating
9.4
Type of Sealer
Stain Resistance
Ease of Application
Most important from
1241 reviews
Top 10 Best Grout Sealers 2025 in the United States
#1
Winner
9.8 score
Miracle Sealants 511 PT SG Impregnator Sealer for Stone, Tile, Slate, Ceramic, Quartz 16 oz, 1 Pint
Miracle Sealants 511 PT SG Impregnator Sealer for Stone, Tile, Slate, Ceramic, Quartz 16 oz, 1 Pint
Type of Sealer: Impregnator Sealer
Water Resistance: Excellent
Stain Resistance: Excellent
Ease of Application: Straightforward
Durability: Durable
Chosen by 1366 this week
Black Diamond Stoneworks Natural Stone and Grout Penetrating Shower Sealer. Marble, Granite Travertine, Limestone. Protects the Surface from Damage and Build-up for up to Ten Years! (2 quart)
Black Diamond Stoneworks Natural Stone and Grout Penetrating Shower Sealer. Marble, Granite Travertine, Limestone. Protects the Surface from Damage and Build-up for up to Ten Years! (2 quart)
Type of Sealer: Water-based sealer
Water Resistance: Up to ten years
Stain Resistance: Up to ten years
Ease of Application: Easy to apply
Durability: Up to ten years
511 Porous Plus Sealer
511 Porous Plus Sealer
Type of Sealer: 511 Porous Plus Sealer
Water Resistance: Water Resistant
Stain Resistance: Superior stain protection
Ease of Application: Straightforward
Drying Time: Relatively quickly
Durability: Up to 20 years
STONETECH Bulletproof Sealer, 1 Quart/32 OZ (946ML) Bottle
STONETECH Bulletproof Sealer, 1 Quart/32 OZ (946ML) Bottle
Type of Sealer: Water-based grout and stone sealer
Water Resistance: Enhanced
Stain Resistance: Powerful stain protection
Ease of Application: Straightforward
Drying Time: Varies with environmental conditions
Durability: Up to 5 years indoors
Seal It Green Xtreme-Heavy Duty Pro Strength Grout Sealer. Non Toxic-VOC Free & Odorless.Seal Smarter. Incredible 100+ SF Coverage. Indoor Or Outdoor Use. Use The Sealant The Pros Use. Lasts For Years
Seal It Green Xtreme-Heavy Duty Pro Strength Grout Sealer. Non Toxic-VOC Free & Odorless.Seal Smarter. Incredible 100+ SF Coverage. Indoor Or Outdoor Use. Use The Sealant The Pros Use. Lasts For Years
Type of Sealer: Grout Sealer
Water Resistance: Yes
Stain Resistance: Yes
Ease of Application: Easy
Durability: Over five years
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Professional Tile Grout Sealer, Grout Sealer Spray, Grout Sealer, Grout Penetrating Shower Sealer, Non Toxic - Quick-Drying, Grout Stain Sealant Protector for Shower, Tile Floors, Countertops & Marble
Professional Tile Grout Sealer, Grout Sealer Spray, Grout Sealer, Grout Penetrating Shower Sealer, Non Toxic - Quick-Drying, Grout Stain Sealant Protector for Shower, Tile Floors, Countertops & Marble
Type of Sealer: Water-based
Water Resistance: Repels water
Stain Resistance: Stain prevention
Ease of Application: Easy, brush-on, spray-on options
Drying Time: Quick-drying
Durability: Up to 12 years
AQUA-X 16 Oz. Grout Sealer, Clear Grout and Tile Sealer, Natural Finish, Professional Grade, Indoor & Outdoor, Fast Dry and Long Lasting Protection
AQUA-X 16 Oz. Grout Sealer, Clear Grout and Tile Sealer, Natural Finish, Professional Grade, Indoor & Outdoor, Fast Dry and Long Lasting Protection
Type of Sealer: Grout Sealer
Water Resistance: High
Stain Resistance: High
Ease of Application: Easy spray-on
Drying Time: Quick
Durability: Up to 5 years
Miracle Sealants GRT SLR, Grout Sealer, 6 oz.
Miracle Sealants GRT SLR, Grout Sealer, 6 oz.
Type of Sealer: Grout Sealer
Water Resistance: Weather-resistant
Ease of Application: User-friendly
Aqua Mix Sealer's Choice Gold - Pint
Aqua Mix Sealer's Choice Gold - Pint
Type of Sealer: Water-based
Water Resistance: Yes
Stain Resistance: Maximum protection
Drying Time: Less than 4 hours
Durability: Up to 15 years
#10
7.5 score
FILA Grout Sealer Spray Filagrout Proof 24 OZ, Grout Sealer for Tile and Stone, Eco-friendly
FILA Grout Sealer Spray Filagrout Proof 24 OZ, Grout Sealer for Tile and Stone, Eco-friendly
Type of Sealer: Spray
Water Resistance: Prevents water damage
Stain Resistance: Prevents stains
Ease of Application: Easy
Drying Time: Fast-drying
Durability: Durable
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Buying Guide for the Best Grout Sealers
Choosing the right grout sealer is essential for maintaining the appearance and longevity of your tiled surfaces. Grout sealer helps protect the grout from stains, moisture, and mildew, ensuring that your tiles look great and last longer. When selecting a grout sealer, it's important to consider several key specifications to ensure you pick the best one for your needs. Here are the key specs to look out for and how to navigate them.Type of SealerGrout sealers come in two main types: penetrating sealers and membrane-forming sealers. Penetrating sealers absorb into the grout and protect it from within, making them ideal for areas exposed to moisture, like bathrooms and kitchens. Membrane-forming sealers create a protective layer on the surface of the grout, which can be effective in areas with less moisture exposure. Choose a penetrating sealer for high-moisture areas and a membrane-forming sealer for low-moisture areas.
Water ResistanceWater resistance is crucial for grout sealers, especially in areas like showers, bathrooms, and kitchens where moisture is prevalent. High water resistance prevents water from seeping into the grout, reducing the risk of mold and mildew growth. Look for sealers that specifically mention high water resistance if you are sealing grout in wet areas. For dry areas, water resistance is less critical, but still beneficial for overall protection.
Stain ResistanceStain resistance is important to keep your grout looking clean and new. A good grout sealer will repel stains from spills, dirt, and other contaminants. Sealers with high stain resistance are ideal for kitchen backsplashes, countertops, and floors where spills are common. If you are sealing grout in a high-traffic area or a place prone to spills, prioritize a sealer with strong stain resistance.
Ease of ApplicationThe ease of application can vary between grout sealers. Some sealers come in spray bottles for easy application, while others require a brush or roller. Consider your comfort level with applying the sealer and the size of the area you need to cover. For small areas or touch-ups, a spray sealer might be more convenient. For larger areas, a brush or roller application might be more efficient.
Drying TimeDrying time is the amount of time it takes for the sealer to cure and be ready for use. Faster drying times are convenient if you need to use the area soon after sealing. However, some sealers with longer drying times may offer more durable protection. Consider your schedule and how quickly you need the area to be functional when choosing a sealer with an appropriate drying time.
DurabilityDurability refers to how long the sealer will last before needing reapplication. High-quality sealers can last several years, while others may need to be reapplied more frequently. If you want a low-maintenance option, look for a sealer with a longer lifespan. For areas with heavy use or exposure to harsh conditions, a more durable sealer is essential to ensure long-lasting protection.