Bottom-Hung Hopper Window

Bottom-Hung Hopper Window

Details
The 112 External Opening Window Series emerges as a top-tier external-opening fenestration option, tailored specifically for luxury residential projects, high-rise buildings, and commercial properties. It fuses professional external-opening practicality with robust structural design, efficient thermal control, and user-friendly features—consistently delivering exceptional performance in harsh weather conditions and meeting the strict demands of architects and property developers worldwide.
Category
Outward Opening & Specialty Windows
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Description
Technical Parameters

Product Configuration Parameters

 

 

  • Hurricane-Grade Construction:Built with 1.9mm 6063-T5 aluminum and beveled reinforcement bars, the system ensures maximum structural integrity against extreme high-rise wind loads.
  • High-Efficiency Thermal Seal:Staggered Langshi PA66 nylon strips paired with triple-layer Haida EPDM gaskets effectively eliminate thermal bridges, slashing energy costs while blocking drafts and moisture.
  • Silent IGU & Precision Hardware:Xinyi 5mm+18A+5mm insulated glass units, combined with premium HOPO hardware and structural glue-injected joints, deliver superior acoustic insulation and effortless, long-term operation.


Bottom-Hung Hopper Window

Performance

Meticulous Detail, Uncompromising Quality

Wind Load Resistance

Grade 9(GB/T 8485)

Thermal Insulation

Grade 8(GB/T 8484)

Airtightness

Grade 7(GB/T 7106)

Watertightness

Grade 6(GB/T 7106)

Sound Insulation

Grade 6(GB/T 7106)

 

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