Custom Double Glazing Thermal Break Aluminum Profile for folding glass windows
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Product Detail
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Product Description
The thermal break aluminum frame combined with Low-E insulated glass effectively reduces heat transfer, lowers energy consumption by up to 50%, and prevents condensation on interior surfaces.
Precision-engineered multi-chamber profile design with a continuous sealing system significantly improves air tightness and water tightness, ensuring stable performance under heavy rain and strong wind.
The surface adopts PVDF fluorocarbon coating or high-quality powder coating (RAL color matching), offering excellent UV resistance, color retention, and anti-corrosion protection for over 10 years.
Alloy steel reinforced corners and stainless steel hardware provide high anti-theft strength, smooth operation, and a 5-year warranty against mechanical failure.
Specification
| Frame Material | Aluminum profile/UPVC |
| Glass Type | Tempered/Laminated/Insulated/Low-E/Double Glazing/Tinted Glass/Frosted Glass |
| Color | Standard colors: white, grey, brown, black. Custom colors available upon request (RAL, Pantone, or sample matching). |
| Mesh Material | Fiberglass, Stainless Steel, Aluminum, Polyester |
| Warranty | 5 years |
| After-sale Service | Online technical support, Online training |
Product Details
High Strength High Corrosion Resistance
Corner in details(sample)
5mm+27A+5mm
(PVDF aluminum strip between double glass)
Maximum fixed glass area of 12m²
6063-T5 aluminum profile
1.8mm profile thickness
Wall occupancy of 109mm
STRONG+DURABLE
Top quality EPDM insert More
durable and robust.longer service life
HINGE
High strength, high anti-corrosion
highload-bearing.open smoothly
DOOR HANDLE
Closed barrier free, durable anti-theft anti prying,
long service life
DIFFERENT GLASS IS OPTIONAL
tempering glass
clear glass
low-e glass
insulating glass
laminated glass
frost glass
bulletproof glass
Single/double/triple glass
CUSTOMIZED AND DESIGN WINDOW & DOOR
They are as follows: Awning Window, Chain Winder Awning Window, Horizontal Sliding Window, Side-Hung Casement Window, Tilt & Turn Window.
They are as follows: Bi-Folding Window,Corner Window,Glass Louvre Window,Aluminum Louvre Window
They are as follows: 2-Panel Sliding Door,Stacker Sliding Door,4-Panel Sliding Door,Lift & Slide Door
They are as follows: Hinged Door,Bi-Folding Door,Spring Door,Emergency Escape Door,Automatic Sensor Door
Inward Opening (Casement)
Inward Tilt / Tilt-in
Outward Opening (Casement)
Bottom-Hung / Awning Opening
DIFFERENT COLORS ARE OPTIONAL
Mint Gold Retro Green Black Walnut Black Crystal Stone Pear Wood Ebony Wood Grain
Caramel Coffee Deep Sea Blue Espresso Brown Quartz gray Starry sky black Pearl White
Factory
Five Steel is a modern window and door enterprise with over 20 years of industry expertise, integrating R&D, production, and sales. We specialize in delivering high-performance aluminum windows & doors, thermal break system windows & doors, sunrooms, and curtain walls to contractors, construction projects, and homeowners worldwide.
Core Advantages
Rigorous Standards – Our products strictly comply with ISO 9001, CE, AS2047, NFRC, and other international standards, meeting building codes across North America, the EU, Australia, and the Middle East.
Energy Efficiency & Sustainability – Standard Low-E insulated glass helps your projects achieve green building ratings.
Customization – Choose from thousands of colors and finishes (fluorocarbon / powder coating / wood grain transfer). We support custom designs with flexible MOQ.
Our Commitment
From quotation and sampling to ocean shipping and customs clearance, we provide one-on-one order follow-up. Through supply chain optimization and large-scale production, we offer German-engineered quality at highly competitive FOB/CIF prices.
Contact us for free sample profiles and the latest product catalog!
Project
Product packaging
Material cutting
Drill corner brace holes
Punching
Frame connection
Glass inspection & installation
Gluing
Product test
Packing
FAQ
Q: Can I get a sample?
A: Yes we offer free samples. Delivery cost is to be paid by clients.
Q:Can I customize windows according to my project?
A:Yes, just provide us with your PDF/CAD design drawings and we can make one-solution offer for you.
Q: How do you control product quality?
A: We have strict in-house quality control from raw material to finished products, including profile inspection, glass tempering test, air/water/structural performance tests, and final visual check before packing.
Q: What are your payment terms?
A: We accept T/T (bank transfer), L/C at sight, and Western Union.
Q: How do you pack the products for export?
A: Each window/door is wrapped with EPE foam and shrink film, then packed in strong wooden crates or seaworthy plywood cases, with metal straps for reinforcement.













