As one of the most proven solutions in the roofing industry, EPDM roofing material is widely regarded as the best flat roof material for commercial, residential, industrial, and municipal projects. As one of leading EPDM roofing manufacturers, Qingdao Shuangshi New Material supplies high-performance EPDM flat roof membrane  to our global customers.
Our EPDM rubber membrane for flat roof systems are engineered to perform reliably under extreme temperatures, UV exposure, and long-term structural movement—making Shuangshi flat roof EPDM membrane an ideal choice for low-slope roofing applications .
Types of our EPDM Flat Roof Materials
1. Uncured EPDM material
Uncured EPDM materials allow heat-welded seams, forming continuous and leak-proof joints. EPDM adhesive tapes and  flashing are  usually uncured EPDM material.In addition, for municipal engineering projects, waterproofing materials that are not exposed to the elements are typically non-vulcanized.
Applications: Tunnels, subways, railways, and large-scale municipal waterproofing projects.
Key Advantage: Excellent flexibility, chemical resistance, and adaptability to complex structures.
2. Vulcanized EPDM Roofing Membrane
This flat roof EPDM rubber membrane offers long-term stability, resisting UV, ozone, and temperatures from -45°C to 80°C.
Applications: Commercial, residential, and industrial flat roofs waterproof membrane，RV roofs waterproof membrane.
Installation: Compatible with fully adhered, mechanically fastened, or ballasted EPDM roof systems.
3. Reinforced EPDM Rubber Roof
Polyester scrim reinforcement enhances tensile strength, puncture resistance, and wind uplift performance.
Applications: High-wind zones, maintenance-access roofs, and demanding industrial environments.
Why EPDM Is the Best Flat Roof Material?
Seamless Waterproofing: It can provide reliable protection for complex flat roof structures
Extreme Durability: 15–30+ years of service life in harsh climates with proven historical datas.
High Elasticity: Up to 300% elongation prevents cracking and splitting, EPDM materials are able to withstand thermal expansion and contraction due to large temperature differences
Perfect choice for harsh condition—It can maintain the stability of its physical and chemical properties even at -45 °c, so it is often used for roof waterproofing in cold regions such as Russia, Northern Europe and Canada.
Eco-Friendly: Low-VOC, recyclable EPDM flat roof materials support sustainable construction
These advantages make membrane EPDM roof systems one of the most trusted solutions in modern flat roofing.
Why Choose Qingdao Shuangshi As a professional rubber roofing manufacturer？
Qingdao Shuangshi New Material produces premium EPDM flat roof membrane in ISO 9001 and CE-certified facilities in Qingdao, China.
Cost Efficiency: Factory-direct pricing saves 30–40%
Global Supply: FOB, CIF, DDP with worldwide delivery
Customization: Thickness, width, and system design available
Technical Support: Free samples, expert guidance, 15–25 year warranties