10 Best Camper Roof Sealer 2025 in the United States

The Liquid Rubber RV Roof Coating kit is a comprehensive solution for anyone looking to seal and protect their RV roof. This kit includes a 5-gallon sealer, 1-gallon EPDM primer, a smart cleaner, seam tape, and lap sealant, making it an all-in-one package for roof maintenance. One of the standout features is its flexibility, with the final membrane boasting over 1000% elongation, which helps prevent adhesion failure. This product also offers excellent UV resistance, helping to protect your roof from sun damage, and its solar reflective properties can keep your RV cooler in hot weather.

Additionally, it's environmentally friendly, being water-based and free from solvents and VOCs, ensuring safety for both humans and pets. Application is straightforward, similar to painting, and it can be done with a brush, roller, or high-quality paint sprayer. The 5-gallon pail is sufficient for RVs up to 30 feet, requiring 2-3 heavy coats for optimal coverage. However, it's important to note that full kit returns are the only accepted return method, which could be inconvenient if you don't need all components or if there's an issue with part of the kit.

The product weighs 40 pounds, which might be a bit heavy for some users to handle alone. This kit is ideal for RV owners looking for an effective, long-lasting roof sealant that is easy to apply and environmentally friendly.

The Liquid Rubber RV Roof Coating is a versatile and effective solution for sealing camper and trailer roofs. As a solar reflective sealant, it promises excellent UV resistance, ensuring that the product remains stable and effective even under prolonged sun exposure. Its high flexibility with over 1000% elongation helps prevent adhesion failure, making it a durable choice for various weather conditions.

Waterproofing is a key strength, preventing leaks and protecting the roof's integrity over time. The ease of application is another plus; it can be applied using a brush, roller, or paint sprayer, similar to painting, which makes it accessible for DIY enthusiasts. The environmentally friendly, water-based formula with no solvents or VOCs is safe for both indoor and outdoor use, making it a responsible choice for those conscious about environmental impact.

However, at 44 pounds, the 5-gallon container is quite heavy and may require extra effort to handle. Additionally, achieving the recommended thickness might require multiple heavy coats, possibly increasing the application time. Despite these minor drawbacks, it is a reliable and favored option for RV roof maintenance.

The Flex Seal Rubber Spray On Sealant Coating is an effective solution for sealing leaks and protecting surfaces. One of its standout features is its ability to create a watertight, flexible, rubberized coating that remains durable over time. This makes it particularly suitable for applications on RVs, campers, and roofs. The product is designed to be used on both wet and dry surfaces, ensuring versatility in various weather conditions.

Additionally, its UV resistance helps prevent degradation from sunlight exposure, which is crucial for roof applications. The spray can be painted over once dry, offering aesthetic flexibility if the green color isn't desired. Applying the sealant is straightforward, as it comes in an easy-to-use spray form, making it user-friendly even for those with little DIY experience.

Potential users should be aware of its relatively lightweight nature, meaning it may require multiple coats for more extensive repairs. Despite this, its wide applicability, from roofs to gutters and windows, along with its strong sealing capabilities, make it an excellent choice for anyone needing a reliable camper roof sealer.