10 Best Roofing Underlayment Materials 2026 in the United States

The ZIP System Peel and Stick Underlayment is a high-performance roofing underlayment designed to protect areas vulnerable to leaks or water damage, such as eaves, valleys, or entire roofs.

Made from self-adhered rubberized asphalt, it effectively seals around nails, providing robust water resistance and an additional layer of protection against ice dams and wind-driven rain. Its slip-resistant surface makes it easier and safer to apply, which is a significant advantage for DIY enthusiasts and professional roofers alike. Additionally, it meets the code requirements for an ice barrier or roofing underlayment as per ESR-4904 standards.

One of its standout features is its high temperature tolerance, with a maximum service temperature of 260 degrees Fahrenheit, making it suitable for roofs in hot climates. However, the underlayment's thickness is not specified, which might be a consideration for those looking for a more substantial barrier. It's also relatively heavy at 51 pounds, which could make handling and installation more challenging. While it offers excellent water resistance, the product brief does not mention UV resistance, a factor that could affect its longevity if exposed to sunlight for extended periods.

The Grace Self Adhering Ice and Water Shield is a rubberized asphalt underlayment material designed for roof protection. With a roll thickness of 40 mils, this product provides a substantial barrier against water leakage and has superior adhesion to the deck, ensuring water-tight laps. One of its major strengths is its ability to seal around fasteners, which enhances its water resistance. The slip-resistant surface is beneficial for safer installation, and the split-release Ripcord feature allows for easy application on demand. Additionally, it can be applied over old GCP underlayment, adding to its versatility.

The product is UV resistant for up to 120 days, giving some protection against sun exposure during installation. However, at 55 pounds per roll, it may be heavy to handle for some users. Also, it has a relatively low Best Sellers Rank, which might indicate limited widespread use or recognition in the market. Despite this, it is covered by CertainTeed's SureStart Warranty, which adds to its reliability.

This product would be well-suited for homeowners or contractors looking for a durable, water-resistant underlayment with good adhesion and ease of application, especially in reroofing projects.

The Grip-Rite SL154250LWE Synthetic Roofing Underlayment is a solid choice for homeowners or contractors looking for a durable and efficient underlayment option. Made from tough woven polypropylene, it is significantly lighter and stronger compared to traditional felt underlayment. This makes it easier to handle and install, potentially saving on labor costs and reducing waste due to its larger 1000 sq. ft. roll size.

The material's high tensile strength means it resists tearing and blow-off in windy conditions, providing reliable temporary cover and secondary water shedding protection for your roof. Additionally, its UV resistance is rated up to 180 days, giving you ample time to complete the roofing project without worrying about UV damage. The item is also known for its slip resistance and even rewound rolls that lay out flat, making the installation process smoother.

The 0.01-inch thickness may be seen as a potential drawback for those who prefer thicker underlayment for added protection. While the product provides good water resistance as a secondary barrier, it is essential to ensure that the primary roofing material offers excellent water protection. This product is best suited for standard residential roofing projects where efficiency, ease of installation, and durability are key considerations.