The 5 Best Granite Sealers (2021 Review)

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You can use this granite sealer to protect your countertops, add shine, and disinfect all at once.

– Has a light citrus scent
– Can kill bacteria in as few as 10 minutes
– Has a formula that’s gentle enough for daily use

– Can cause moderate eye irritation
– Requires users to remove and wash their clothing after use

Best penetrating sealer

Aqua Mix

Sealer’s Choice Gold

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Offering a penetrating formula, this option from Aqua Mix protects your countertops for years to come.

– Composed of a water-based formula
– Maintains the look of natural stone tile without creating excessive shine
– Lasts for up to 15 years between applications

Granite Sealer and Protector

– Has the most expensive per-ounce price in this review
– Not sold in sizes smaller than one gallon

Best for small surfaces

TriNova

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If you have a small kitchen with little countertop space, consider this TriNova granite sealer that’s sold in an 18-ounce bottle.

– Works on both stone and grout
– Enhances your countertops’ shine
– Uses a unique polymer blend to provide you with long-lasting protection

– Requires one hour to cure
– Doesn’t have a pH-neutral formula

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This Granite Gold sealer includes clear instructions, making the product easier to use for those who are new to granite care.

– Made of food-safe, pH-balanced ingredients
– Works on a wide range of natural stone surfaces
– Has a non-acidic formula that can be used on sensitive materials, such as slate

– Has to be applied two to three times to fully protect your surfaces
– Not recommended for daily use

Best quantity

Black Diamond Stoneworks

Cleaner and Sealer

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This sealer pack includes both a spray bottle and gallon refill jug for big projects.

– Sold in a variety of sizes and quantities
– Has a hypoallergenic formula
– Made in the United States