Concrete sealers are a product where making a bad choice is difficult. We have selected three based on user reviews from both professionals and consumers, representing the most broadly applicable categories.
Consumers, testers, and advocates have consistently rated these top products highly. While there are other good sealers not included in our picks, you can find great options for specific needs outside of these choices. These picks are ideal for those looking for a penetrating concrete sealer, a sealer with a wet-look finish, or an industrial-grade sealer.
Throughout our selection process, we used Mozilla’s Fakespot system to ensure authenticity in reviews. We prioritized products with at least 100 ratings on Amazon, with our picks averaging 546 ratings, as well as above average ratings on Lowes’ and Home Depot’s websites. The top products truly stood out in the end.
Siloxa-Tek 8500 penetrating concrete sealer works its way in
Ghostshield’s Siloxa-Tek 8500 is a favorite penetrating sealer, available in both ready-to-use and concentrated forms. It covers 250 square feet per gallon and cures within 24 hours. This water-based, low-VOC sealer does not alter the appearance of concrete. With six times the active ingredients of other water-based sealers, it has received high ratings on Amazon.
Users praise Siloxa-Tek 8500 for its quality and effectiveness. Many have shared positive experiences with its performance, durability, and ease of use.
Foundation Armor AR350 low-gloss wet-look concrete sealer looks wet, but isn’t
Foundation Armor AR350 is a solvent-based acrylic sealer that leaves a satin sheen on concrete surfaces. It requires two coats, each drying in 24 hours. The product has a higher VOC level but offers a long-lasting finish that enhances the appearance of concrete.
Customers appreciate AR350 for its ease of application and the aesthetic finish it provides. Despite some minor drawbacks like a chemical smell and limited performance in extreme heat, the majority of users have given it top ratings.
Foundation Armor SX5000 silane-siloxane sealer protects for a decade
Foundation Armor SX5000 is a professional-grade sealer that lasts up to a decade. Available in water-based and solvent-based formulations, it covers a wide range of surfaces without altering their appearance. Users have praised its longevity and versatility, making it a highly recommended product.
