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Synthetic underlayment roof | Tile roof underlayment

Synthetic underlayment for asphalt shingles | Synthetic underlayment roof

The synthetic underlayment for asphalt shingles from Qingdao Shuangshi New Material is a high-performance solution designed to provide superior moisture protection for roofing systems. Engineered with advanced synthetic materials, our underlayments offer exceptional durability, weather resistance, and ease of installation. Ideal for residential, commercial, and industrial projects, our underlayments ensure long-lasting protection and compatibility with asphalt shingles, tiles, and metal roofs.
Key Features of Roofing Underlayment
Our synthetic underlayment is crafted to meet ASTM D226 and D1970 standards, delivering reliable performance for asphalt shingles roofs. Qingdao Shuangshi’s advanced manufacturing ensures superior strength and waterproofing. Key features include:
  • Robust Waterproofing: Forms a seamless moisture barrier, protecting against leaks and water damage, ideal for asphalt shingles exposed to heavy rain or snow.
  • High Tear Resistance: Synthetic fibers withstand foot traffic and installation stress, outperforming traditional felt underlayment.
  • UV and Weather Resistance: Maintains integrity under prolonged UV exposure and temperatures from -30°C to 80°C, ensuring durability.
  • Slip-Resistant Surface: Textured top layer enhances safety during installation, especially on steep-slope roofs.
  • Lightweight Design: Easier to handle than asphalt felt, reducing labor time and costs for roofing projects.
  • Versatile Compatibility: Seamlessly pairs with asphalt shingles, ceramic tiles, concrete tiles, and metal roofing systems. 
Applications of Roofing Underlayment                                
  Qingdao Shuangshi’s synthetic underlayment for asphalt shingles excels in a variety of roofing needs:
  • Residential Roofing: Protects homes with asphalt shingles, ensuring moisture resistance under shingles.
  • Commercial Projects: Provides reliable waterproofing for offices, retail centers, and warehouses with asphalt shingle or flat roofing systems.
  • Steep-Slope Roofs: Offers secure adhesion and slip resistance for challenging shingle roof installations.
  • Roof Repairs: Enhances existing roofs with an additional layer of moisture protection.   
  Technical Specifications 
  • Thickness:  6 - 14 mil(customizable)
  • Width: 3’ or 4’ for efficient coverage
  • Tensile Strength: ≥12 kN/m
  • Water Resistance: Meets ASTM D1970 standards
  • Roll Length: 50’ or 100’ (customizable)
  • Packaging: Rolls with protective film for easy handling

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Provide one-stop solution

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Same quality, reduce your cost by 30%-50%

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Provide the one-stop services for construction dealers and contractors

Qingdao Shuangshi New Material Co., Ltd., is a professional waterproof and roofing material supplier from China,  We noticed that so many building distributors, construction contractors want to buy waterproof or roofing materials from Chinese manufacturers online directly, but they know little about operating process(trade terms, HS code, shipping fee, tariff, etc.), or have no time to deal with the importing documents, which makes them feel difficult to import from China suppliers. ​

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We will give you full support to get the right product and deal with the whole importing process, even the  quantity can be small bulk,  we support small batch orders from foreign construction contractors. Besides ,we will provide home delivery service to our clients instead of dealing with the complicated importing process by yourselves. we provide one stop solution for all roofing contractors.

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We can low down your cost by 30-50% compared to a local purchasing.

We provide different kind of customised service depend on customer requirement.

we deeply understand that high product quality and rapid delivery are crucial to the progress of construction, so our clients will have our guarantee of those products' quality and delivery to the site on time, and get compensation if we fail to perform the guarantee.

We lead the way in contractors service and satisfaction, all contractors will get VIP service from us !

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Built to Last

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Protect Every Roof

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Cost Effective

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