10 Best Caulks 2025 in the United States

The Gorilla Waterproof Caulk & Seal Silicone Sealant is a versatile white silicone caulk designed for a wide range of indoor and outdoor uses, including kitchens, bathrooms, windows, doors, and marine applications. Its 100% silicone composition provides a strong, waterproof seal that effectively resists air and moisture. A notable feature is its quick water resistance—ready for exposure in about 30 minutes—which is faster than many other caulks. It fully cures in approximately 3 hours, making it convenient for projects needing a reliable seal without long wait times.

This caulk is highly durable, resisting mold, mildew, yellowing, shrinking, or cracking over time, which helps maintain a clean and professional look. It adheres well to many surfaces such as wood, metal, glass, ceramic, and painted areas. Its flexibility allows it to handle some movement without breaking the seal, ideal for places that expand or contract with temperature changes. Being 100% silicone, it is generally not paintable and is best used where a clear, flexible, and waterproof finish is desired.

This product is well suited for those in need of a tough, waterproof seal for a variety of environments and surfaces but may not be the best choice if you require a caulk that can be painted over for color matching.

The GE Advanced Silicone Caulk for Kitchen & Bathroom is designed to be an excellent choice for anyone looking to seal areas that are frequently exposed to water, such as kitchens and bathrooms. One of its standout features is its 100% waterproof formula, which ensures reliable protection against water damage, making it a solid option for anyone concerned about leaks or moisture build-up. Its ability to adhere to a wide range of materials, from metals to ceramics, adds to its versatility, catering to various projects around the home.

Flexibility is another strong point; the silicone remains permanently flexible, which helps it withstand changes in temperature and movement without cracking or shrinking. For those in a hurry, the 30-minute water-ready time is impressive, allowing users to resume normal use of the space quickly. It cures in 24 hours, and waiting this time is necessary before it achieves its full strength.

On the downside, the caulk comes in a relatively small 2.8 fl oz tube, which may not be sufficient for larger projects. Users may need to purchase multiple tubes for extensive sealing tasks, which could add to the cost. Additionally, while the product is paintable, the finish may not always be as smooth as desired, especially if not applied carefully.

The Gorilla Clear Sealant is a solid choice for anyone looking for a reliable caulk. With a 10-ounce size, it’s enough for various small to medium projects. This sealant is clear, making it ideal for applications where you want a clean finish, such as sealing gaps around windows, doors, or even in the bathroom. Its drying time is relatively quick, with a full cure time of just 30 minutes, which means you won't have to wait long before using the area you've worked on.

One of the strengths of this product is its flexibility once cured, allowing it to withstand some movement without cracking. This makes it suitable for areas that might expand or contract with temperature changes. Additionally, being paintable means you can easily cover it with your desired color after it dries, giving it that seamless look.

This sealant is best suited for interior and some exterior applications and may not be the best option for areas exposed to heavy water or constant moisture, like showers or outdoor use without proper protection. While the 10-ounce container is convenient, larger projects may require multiple tubes, which could add to the cost. In terms of durability, Gorilla products are known for their strength, and this sealant is no exception; however, it is still important to ensure proper application to maximize its lifespan. If you're a DIY enthusiast or someone tackling small repairs, this caulk could serve you well, just keep in mind its limitations when it comes to specific environments.