
Sythenic Roof Underlay Bitumen Roofing Felt Asphalt Tar Paper Waterproof Material. Multiple ASTM Standards: Available in ASTM D-4869 15#, 30# and ASTM D-226 15#, 30# types. High Tear Strength: Features heavy organic mat with excellent tear strength for durability. Customizable Coverage: Roll coverage options include 216 sq.ft, 432 sq.ft, or fully customized sizes. Versatile Application: Suitable for pitched roofs, walls, and floors as waterproof underlayment. High Asphalt Saturation: Specially formulated organic sheet fully saturated with waterproofing asphalt. Flexible Thickness Options: Thickness ranges from 0.2mm to 1.2mm to meet various project needs. Detailed Installation Guide: Comprehensive instructions provided for proper installation on various slopes. Full Customization Service: ODM service available with full customization from samples and designs.