Material composition and key properties SelfAdhesive Sheds Roofing Felt is made from selfadhesive polymer modified asphalt with an aluminum foil back film. It is nonshrinking, antiaging, safe, and odorless. The aluminum foil back reflects sunlight, contributes to a cooling effect, and provides strong sealing, waterproofing, and heat insulation. Installation efficiency and durability The waterproofing membrane is designed for easy, quick installation. It can be cut to fit project needs and delivers a long service life with a durable, longlasting seal. Installation is seamless: simply peel off the loose film and apply sealing tape where needed for a secure, continuous barrier. Construction ease Easy to cut and construct, allowing flexible fitting to irregular shapes and various roof configurations without compromising performance. The membrane retains a tight seal over time, helping to maintain waterproofing and protection. Roof and leak prevention specialist Engineered for roofs, with selfsealing around nails and seams to prevent water ingress at critical joints. Versatile as flashing tape for gutters, RV roofs, or HVAC pipe wraps, providing reliable protection against water seepage and related damage. Use scenarios and practical applications Roof waterproofing underlayment on metal or shingle roofs to create a durable, weatherproof barrier. Flashing and sealing around gutters and roof joints to improve waterproof performance and reduce leaks. Sealing around RV roofs or HVAC pipes where flashing tape is needed to prevent water intrusion. General applications where a reliable, selfadhesive waterproofing membrane with heat reflection and insulation properties is beneficial.