Basic parameters
- Thickness:3.0mm
- Blade width:600-1200mm
- Bearing:30KG
- Blade height:600-1900mm
- Heat insulation:UW1.7W/m?K
- Sound insulation performance:Rw up to 35dB
- Ultimate wind resistance:+3000Pa
- Waterproof performance:+540Pa
Adress
Guangdong, China
postmaster@alloypro.net
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Excellent Ventilation: Top and bottom sashes open, allowing warm air to escape from the top and cool air in from the bottom.
Energy Efficient: When closed, they fit tightly, reducing air leakage.
Space-Saving: Sashes open vertically, so they don’t intrude on indoor or outdoor space.
Classic Aesthetics: Offer a timeless, traditional look that adds character.
Easy to Secure: Can be locked in a slightly open position for ventilation and security.
Mixed-grid double-hung (upper grid, lower clear)
Black-framed double-hung windows
Bright white-framed double-hung (ample light)
Compact white-framed double-hung
Alloy pro is the earliest supplier in China who has got the authentic AS2047 certificate from Sai Global and carry the window tests in Australian most authoritative test lab AZUMA in Sydney…
Alloy Pro is your professional partner in aluminum solutions. With 15 years of industry expertise, we have served over 300 global projects across building curtain walls, smart doors & windows, and industrial aluminum profiles. Our core technologies include German precision cutting and nano-surface treatment, improving corrosion resistance by 50%.
We offer star products such as 2cm ultra-narrow frame windows and 1-hour fire-resistant insulated windows, alongside fully customizable industrial aluminum components. Committed to sustainable manufacturing, we are ISO 14001 certified and achieve an aluminum recycling rate of over 95%.
Supported by our self-built international supply chain, we provide tailored solutions and reliable delivery to markets in Europe, Southeast Asia, North America, and Africa. Each project is backed by dedicated one-on-one engineering support, a 5–10 year product warranty, and 24/7 after-sales service.
Choose Alloy Pro to build your ideal space with precision, quality, and responsibility.
With 15 years of expertise and ISO certification, AlloyPro combines Foshan’s supply chain efficiency with German precision technology. We offer factory-direct pricing and world-class durability that meets international architectural standards.
We are a direct manufacturer with our own factory in Foshan. We manage the entire process—from R&D and extrusion to surface treatment—ensuring superior quality control and flexible customization.
Yes. Our systems are engineered for global compliance, including AS2047 for Australia and NFRC/AAMA requirements for North America, focusing on high thermal performance and structural safety.
Our standard lead time is 25–35 days. With 15+ years of experience in global real estate projects, we are fully equipped to handle high-volume bulk orders with guaranteed on-time delivery.
We offer a full spectrum of RAL powder coatings, PVDF finishes, and wood-grain textures. Our nano-scale treatment increases corrosion resistance by 50%, ensuring long-lasting color stability.
We use protective film, EPE foam, and reinforced wooden crates to ensure zero-damage transit. Yes, we support customized packaging and labeling to meet your specific logistics or branding needs.