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 HydroShield Self Adhering Ice and Water Shield HT Underlayment is designed for use as an underlayment on sloped roofs under various coverings including metal roofs like copper and zinc. Its blue polyolefin skid-resistant film provides better adhesion and slip resistance, which adds to the safety during installation. The material's ability to self-seal around nails and fasteners ensures excellent water protection, preventing leaks effectively.

The underlayment is also high temperature resistant, capable of withstanding temperatures from -40°F to 250°F, making it suitable for extreme climates. Additionally, it has a UV exposure limit of 120 days, allowing for temporary exposure before roof covering is applied. The roll dimensions (36 inches wide and 65 feet long) cover an area of 195 square feet, making it efficient for larger projects.

At 50 pounds, it might be slightly heavy for some users to handle alone. The thickness of 40 millimeters ensures durability and resilience but might be overkill for less demanding applications. The split-back release liner aids in easier and quicker application. This product is ideal for both residential and commercial buildings requiring robust, high-temperature resistant underlayment with excellent waterproofing properties.