70SD55 Fire Door

70SD55 Fire Door - 7055003

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    The 70SD series products are a multifunctional, durable, and preventive steel profile door/window/partition system solution, utilizing a cold-formed steel frame independently developed by PDA, combined with glass, hardware, fittings, and other components.
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    Product Features

    • New Fireproof and Insulated Profiles: Composed of cold-formed steel profiles and glass fiber polyurethane thermal break.
    • System Variants: Available in three types based on cavity face dimensions: 70SD55, 70SD40, and 70SD25.
    • Fire Resistance Ratings: EI30min, EI60min, and EI90min.
    • Versatile Applications: Suitable for manufacturing doors, windows, and partition walls.
    • Excellent Thermal Insulation: Combined with energy-efficient glass, achieves a U-value of 1.7 W/(m²·K).
    • Enhanced Water Tightness: When used with injection sealing technology, provides superior water resistance for windows.
    • Lightweight Design: Profile weight per meter is 20% lighter compared to similar products.

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