10 Best Brick Water Sealer 2026 in the United States

The Armor SX5000 WB is a high-quality, water-based sealer designed for protecting a range of surfaces such as concrete, brick, and natural stone. One of its standout features is its ability to significantly reduce water absorption by up to 95%, which helps prevent damage from cracks and stains over time. The professional-grade Silane-Siloxane formula is particularly beneficial for both interior and exterior applications, providing a durable barrier that lasts between 7 to 10 years. Furthermore, it maintains the original look and feel of the surfaces it protects, which is a major plus for homeowners looking to preserve their aesthetics.

Ease of application is another strength; it's ready to use, allowing for straightforward application with a pump sprayer, and clean-up is hassle-free thanks to its water-based formula with zero VOCs and no odor. This makes it suitable for DIY enthusiasts who may not have a lot of experience with sealers.

There are a few considerations to keep in mind. While it provides solid protection, the initial preparation of the surfaces is crucial for the best results, requiring proper cleaning to ensure effectiveness. Additionally, while the 5-gallon size is great for larger projects, it may be more than what some users need, which could lead to waste if they only have a small area to treat.

The Armor WL550 is a solvent-based penetrating water repellent sealer designed primarily for concrete, brick, natural stone, and masonry surfaces. It offers a matte wet look finish that subtly enhances the color of surfaces without leaving a glossy film, which is great if you want a natural appearance with some color deepening. Its key strength lies in its deep penetration and chemical reaction below the surface, creating a durable barrier against water absorption. This helps protect your brick or stone from common water-related damage, like cracking, staining, and surface deterioration.

The sealer is breathable, allowing moisture vapor to escape, which is important to prevent trapped moisture issues. It also provides UV resistance, helping to maintain the appearance and effectiveness over time when exposed to sunlight. Application is straightforward since the product is ready to use straight from the can and can be sprayed on easily with standard equipment, making it suitable for both DIYers and professionals. However, as a solvent-based product, it may have a stronger odor and require proper ventilation during application compared to water-based sealers.

Considering these factors, the Armor WL550 is well suited for those looking for a long-lasting, low-maintenance seal with a natural matte look that protects well against moisture and UV damage, especially on brick and stone surfaces. It enhances color slightly without creating a glossy or shiny surface, so it may not be the best choice if a high-gloss finish is desired.

The Armor SX5000 is a solvent-based silane-siloxane sealer designed to protect brick, concrete, pavers, and natural stone from water damage. It can reduce water absorption by up to 95%, helping to prevent common issues like cracking, staining, and damage from freeze-thaw cycles. This sealer works below the surface, so it doesn’t change the look, color, or texture of your brick or stone, which is ideal for maintaining the natural appearance. It has a matte finish, so it won’t add any shine or gloss.

Durability is a strong point, with protection lasting 7 to 10 years depending on conditions. The product is ready to use and can be applied with a solvent-resistant sprayer, making it reasonably straightforward for DIY users with some preparation. Because it penetrates rather than forms a surface layer, there’s no coating to chip or peel off, and maintenance is simple—just clean and reapply when needed. Some users might find the 5-gallon size heavy, and the application requires proper surface cleaning beforehand.

This sealer is a good choice for homeowners or professionals seeking to protect outdoor brick or stone surfaces long-term without altering their appearance. It offers strong water protection and easy upkeep but requires careful application steps.