
How to Choose The Best Roof Sealant for Your RV
Table of contents
- Understanding RV Roof Types
- What Is RV Roof Sealant?
- Difference Between RV Roof Coating & RV Sealant
- The Best RV Roof Sealants on The Market
- 1. Dicor Self-Leveling Lap Sealant
- 2. Heng’s Rubber Roof Coating
- 3. BEEST RV Roof Sealant
- 4. Geocel ProFlex RV™ Sealant
- 5. Liquid Rubber RV Roof Coating Solar Reflective Sealant
- 6. AP Product Sikasil
- 7. Ziollo RV Flex Repair 100% Silicone RV Roof Sealant
- 8. E-SDS RV Roof Sealant Tape with Rubber Roller
- 9. Heng’s Liquid Roof Tape
- 10. Kohree RV Sealant Tape
- Protect Your RV Inside & Out with Custom Skirting
Taking care of your RV is crucial for maintaining its longevity and ensuring memorable journeys for years to come. Yet, one area often overlooked is the roof. Neglecting RV roof maintenance can lead to costly repairs and potential water damage, making it essential to invest in the best RV and camper roof sealant and coating. In this guide, we’ll explore the various types of RV roofs, the importance of sealants, and highlight the top products on the market to help you make an informed decision.
Understanding RV Roof Types
Choosing the right roof material for your RV is essential for its longevity and performance. Let’s explore the different types of RV roofs along with their pros and cons:
Rubber (EPDM and TPO)
Rubber roofs, including EPDM (ethylene propylene diene monomer) and TPO (thermoplastic polyolefin), are popular choices for RVs due to their durability and affordability.
Pros | Cons |
Affordability: Rubber roofs are often more budget-friendly compared to other options, making them a cost-effective choice for RV owners. | Maintenance: While durable, rubber roofs may require regular maintenance, including cleaning and periodic resealing to prevent leaks. |
Durability: EPDM and TPO roofs are known for their durability and resistance to UV rays, making them suitable for prolonged outdoor exposure. | Susceptibility to Damage: Rubber roofs can be prone to tears or punctures from sharp objects or tree branches, requiring careful navigation during travel and parking. |
Flexibility: Rubber roofs can adapt well to temperature changes and RV movement, reducing the risk of cracks or leaks. |
PVC
PVC (polyvinyl chloride) roofs offer exceptional durability and weather resistance, making them a popular choice for RVs seeking long-term protection.
Pros | Cons |
Longevity: PVC roofs are known for their longevity and resistance to environmental elements, including UV rays, rain, and snow. | Cost: PVC roofs may have a higher upfront cost compared to other materials, which can be a consideration for budget-conscious RV owners. |
Waterproofing: PVC roofs provide excellent waterproofing properties, reducing the risk of leaks and water damage inside the RV. | Installation Complexity: Installing a PVC roof may require professional assistance due to its specific installation requirements and techniques. |
Low Maintenance: PVC roofs require minimal maintenance, with periodic inspections and cleaning being sufficient to maintain their integrity. |
Fiberglass
Fiberglass roofs are lightweight and offer excellent durability, making them a popular choice for RVs seeking a sleek and aerodynamic design.
Pros | Cons |
Lightweight: Fiberglass roofs are lightweight, which can contribute to improved fuel efficiency and handling while on the road. | Cost: Fiberglass roofs may have a higher upfront cost compared to other materials, which can impact the overall budget of RV ownership. |
Durability: Fiberglass roofs are highly durable and resistant to UV damage, making them suitable for long-term outdoor exposure. | Maintenance: While durable, fiberglass roofs may require periodic waxing or polishing to maintain their appearance and protect against oxidation. |
Aesthetic Appeal: Fiberglass roofs offer a sleek and modern appearance, enhancing the overall aesthetics of the RV. |
Aluminum
Aluminum roofs are lightweight and corrosion-resistant, making them an ideal choice for RVs seeking durability and reliability.
Pros | Cons |
Corrosion Resistance: Aluminum roofs are highly resistant to corrosion, making them suitable for prolonged outdoor exposure in various weather conditions. | Denting: Aluminum roofs may be prone to denting from hail or other impacts, requiring careful consideration during travel and parking. |
Lightweight: Aluminum roofs are lightweight, which can contribute to improved fuel efficiency and handling while on the road. | Heat Absorption: Aluminum roofs may absorb heat, potentially leading to increased interior temperatures during hot weather, although proper insulation can mitigate this issue. |
Low Maintenance: Aluminum roofs require minimal maintenance, with periodic inspections and cleaning being sufficient to maintain their appearance and integrity. |

What Is RV Roof Sealant?
RV roof sealant is a specialized compound designed to protect your RV’s roof from water damage and leaks. It’s applied to seal seams, joints, and penetrations, such as vents and skylights. By creating a waterproof barrier, sealant prevents moisture from penetrating the roof and causing interior damage. Regular application of roof sealant is essential for maintaining your RV’s structural integrity, extending its lifespan, and preserving its resale value.
Difference Between RV Roof Coating & RV Sealant
- RV Coating: RV coating is typically a liquid material applied directly onto the surface of the RV roof. It forms a protective layer that helps to waterproof the roof, enhance durability, and provide additional insulation. Coatings are often used to rejuvenate aging roofs, restore their appearance, and prolong their lifespan. They can also offer UV protection and reflectivity to help regulate interior temperatures.
- RV Sealant: RV sealant, on the other hand, is a specialized compound used to seal seams, joints, and penetrations on the RV roof. It is applied in specific areas where two surfaces meet or where there is a potential for water intrusion, such as around vents, skylights, and antennas. Sealants create a watertight barrier that prevents leaks and protects against moisture damage. They are essential for maintaining the integrity of the RV roof and preventing costly repairs.
The Best RV Roof Sealants on The Market
H2: The Best RV Roof Sealants on The Market
When it comes to protecting your RV roof, choosing the right sealant is crucial. Here are some of the top options available:
1. Dicor Self-Leveling Lap Sealant
Dicor Self-Leveling Lap Sealant is a trusted choice for RV owners, known for its exceptional adhesion and flexibility. Specifically formulated for EPDM and TPO roofs, it creates a seamless seal that prevents water penetration. This makes it the best RV and camper rubber roof sealant, ensuring reliable protection against leaks and weather damage.
2. Heng’s Rubber Roof Coating
Heng’s Rubber Roof Coating offers superior waterproofing and UV resistance, making it ideal for EPDM rubber roofs. Its elastomeric properties allow for expansion and contraction with temperature changes, ensuring long-lasting protection against leaks and cracks. This makes it one of the best choices for maintaining and rejuvenating rubber RV roofs.
3. BEEST RV Roof Sealant
BEEST RV Roof Sealant is a versatile option suitable for various roofing materials, including rubber, PVC, fiberglass, and aluminum. With its excellent adhesion and flexibility, it provides durable protection against leaks and weather damage. Its versatility makes it a go-to option for RV owners looking for reliable roof maintenance.
4. Geocel ProFlex RV™ Sealant
Geocel ProFlex RV™ Sealant is specifically designed for RV roof repair and maintenance. It offers superior adhesion to fiberglass, metal, and wood surfaces, making it the best sealant for fiberglass RV roofs. Its flexible formulation allows for movement without cracking, ensuring a long-lasting, watertight seal.
5. Liquid Rubber RV Roof Coating Solar Reflective Sealant
Liquid Rubber RV Roof Coating Solar Reflective Sealant provides advanced waterproofing and solar reflectivity, helping to keep your RV cooler in hot weather. Its elastomeric properties allow for expansion and contraction, ensuring a seamless, flexible seal that resists cracking and peeling. This makes it an excellent choice for RV owners seeking energy-efficient roof protection.

6. AP Product Sikasil
AP Product Sikasil is a professional-grade silicone sealant suitable for aluminum RV roofs. With its exceptional weather resistance and adhesion properties, it provides reliable protection against leaks and corrosion. Its durability and flexibility make it the best aluminum RV and camper roof sealant, ensuring long-term performance in harsh outdoor conditions.
7. Ziollo RV Flex Repair 100% Silicone RV Roof Sealant
Ziollo RV Flex Repair 100% Silicone RV Roof Sealant offers premium silicone-based protection for RV roofs. Its 100% silicone formula provides superior adhesion and flexibility, making it ideal for sealing seams, joints, and penetrations. This high-performance sealant is resistant to UV rays, moisture, and extreme temperatures, ensuring maximum durability and longevity.
8. E-SDS RV Roof Sealant Tape with Rubber Roller
E-SDS RV Roof Sealant Tape with Rubber Roller offers a convenient and effective solution for sealing roof seams and joints. Its self-adhesive backing provides instant waterproofing without the need for drying time. With its durable construction and leak-proof adhesive, it’s the best choice for RV owners seeking hassle-free roof maintenance.
9. Heng’s Liquid Roof Tape
Heng’s LiquidRoofTape is a revolutionary liquid camper roof sealant that provides instant waterproofing and protection for RV roofs. Its brushable or rollable application makes it easy to apply, while its seamless, flexible finish ensures long-lasting performance. This makes it the best sealant for RV roof seams, providing reliable protection against leaks and water intrusion.
10. Kohree RV Sealant Tape
Kohree RV Sealant Tape is a durable and weatherproof tape designed for sealing roof seams, vents, and other vulnerable areas. Its strong adhesive backing provides instant waterproofing, while its flexibility allows it to conform to irregular surfaces. This makes it the most durable sealant tape for RV owners seeking reliable leak prevention.
Protect Your RV Inside & Out with Custom Skirting
Now that you’ve got the best RV roof sealant to safeguard your beloved home-on-wheels, don’t stop there. Elevate your RV’s protection with our Custom Skirting!
Don’t compromise on quality or convenience. We blueprint and custom-tailor your RV skirting on-site, ensuring a flawless fit that provides unparalleled protection. Our exclusive “No-Snap, No-Gap” channel system seals out water, snow, and wind more effectively than any other product on the market. With over a decade of testing and improvements, our skirting has faced the harshest winters across the northern United States and Canada, emerging as the top choice for RV enthusiasts. Plus, its user-friendly design is ready to move with you whenever adventure calls.
Ensure your RV stays safe and comfortable, both inside and out.