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    BI-FOLDING GB-80

    Product details
    Product details Usage scenario

    Doors

    BI-FOLDING GB-80

    The BI-FOLDING GB-80 combines innovative engineering with user-centered functionality, offering effortless operation and robust performance in a wide range of architectural applications. Designed to address accessibility and usability challenges, this system features a precision gear mechanism a...

    The survey conducted by State Crown® among American and Australian builders and wholesalers indicates that the State Crown window and door products can increase the value of a house by more than 15%.
    State Crown Doors Series

    The BI-FOLDING GB-80 combines innovative engineering with user-centered functionality, offering effortless operation and robust performance in a wide range of architectural applications. Designed to address accessibility and usability challenges, this system features a precision gear mechanism and corrosion-resistant hardware for reliable single-handed control. Its smooth mechanical operation supports large sash sizes—up to 1.8m² per panel—making it ideal for high-traffic and hard-to-reach areas such as above-counter installations, stairwells, and commercial spaces.


    INFORMATION
    GB-80

    System

    Thermal break

    Glass

    5mm+27A+5mm,Double Tempered Glass

    Hardware

    German Brand Kesengber

    Surface Treatment

    Powder Coated、Fluorocarbon Paint

    Certification

    AAMA,CSA

    Color

    Matte Black、Oak White、Dark Grey、Bronze、Brown、“Customizable”

    Size

    width<950mm Per Panel Height<3500mm Per Panel

    Weight Bearing

    120KG Per Panel

    PERFORMANCE


    Waterproof

    720Pa

    Maxium Wind Pressure

    3600Pa

    Air Tightness

    0.2L/S*M2

    U Factor

    0.33

    SHGC

    0.23


    VT

    0.37

    Target Market

    North America,Canada

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    Custom Solutions for Global Projects

    Foshan State Crown Door Industry Co., Ltd. - Experts in premium aluminum alloy doors and windows since 2005

    Established in 2005, we specialize in the customization of premium aluminum alloy doors and windows. With over ten years of industry experience, we are committed to the product philosophy of "Safety, Practicality, and Advanced Technology".

    • ISO9001 Quality Management System
    • EU CE certification
    • IPMS (Intellectual Property Management System)
    • Australian, American, and Canadian standards

    We are located in Foshan, Guangdong, just under one hour's drive from Guangzhou Baiyun International Airport, in the heart of the Pearl River Delta Economic Zone.

    Company Name: Foshan State Crown Door Industry Co., Ltd.
    Address: No. 15 Baoyun Road, Xinan Street, Sanshui District, Foshan, Guangdong, China

    If you are interested in any of our products, or would like to discuss a custom order, please feel free to contact us. We look forward to building long-term business relationships with clients around the world.