Aluminum Casement Windows Manufacturer
Engineered thermal-break casement window systems designed for superior weather sealing, acoustic control, and structural performance in overseas building projects.
High-Performance Thermal Break Aluminum Casement Windows
At Grandor Door Industry Co., Ltd., we engineer and manufacture commercial-grade thermal break aluminum casement windows tailored for international architects, real estate developers, and construction material importers.
Produced inside our 155,000 m² integrated smart manufacturing hub in Foshan, China, our casement window systems feature heavy-duty 6063-T6 aluminum extrusions, multi-chamber polyamide thermal break strips, and multi-point locking gear from leading German brands. Whether your project requires inward-swing sashes with integrated stainless steel flyscreens or outward-opening configurations built for hurricane wind loads, Grandor offers fully certified customized solutions.
Featured Aluminum Casement Window Systems
Select from our benchmark casement window models engineered for luxury residential villas, high-rise apartments, and commercial projects.
Inward Swing Casement Window with Mesh Screen
Features inward opening sashes paired with independently operated high-clarity stainless steel security flyscreens. Ideal for easy exterior glass cleaning from indoors and safe ventilation.
- 6063-T6 High-Precision Architectural Profiles
- 24mm Polyamide PA66 Thermal Insulation Strip
- 304 Stainless Steel Security Mesh Screen
- Triple-Sealed EPDM Weather Gasket System
Outward Swing Architectural Casement Window
Designed for maximum interior living space utilization. Sashes swing outward on heavy-duty stainless friction stays, delivering outstanding water resistance during rainstorms.
- Heavy-Duty Stainless Steel Friction Hinges
- Concealed Multi-Point Security Locking Rods
- Low-E Double/Triple Insulated Safety Glazing
- Drainage Channels with Anti-Wind Backflow Caps
French Double Sash Casement Window
Classic French window design without a fixed center post. Creates a completely open panoramic aperture when both sashes swing open, blending timeless design with acoustic comfort.
- Center Floating French Mullion Profile
- German HOPO / Siegenia Hardware Lock Gear
- Custom Powder Coat / PVDF Finish Options
- Sound Insulation Rating up to STC 42 dB
Technical Specifications & Performance Ratings
Grandor Door Industry Co., Ltd. manufactures aluminum casement windows to meet rigorous international engineering standards and structural requirements.
| Technical Specification | Grandor Standard Parameters |
|---|---|
| Aluminum Alloy Frame | Architectural grade 6063-T6 aluminum extrusion; profile wall thickness 1.6mm - 2.2mm |
| Thermal Break Barrier | Polyamide PA66-GF25 fiberglass-reinforced insulating strips (20mm - 34mm width) |
| Thermal Insulation (U-Value) | Uw = 1.3 - 2.0 W/m²K (NFRC / AS2047 tested depending on glass build-up) |
| Glass Build-Up Options | Double/Triple Tempered Safety Glass, Low-E Coating, Argon Gas, Laminated Acoustic Glass |
| Air & Water Sealing | ASTM E283 / AS2047 450Pa water tightness rating; EPDM continuous rubber gasket seals |
| Structural Wind Pressure | ASTM E330 / AS2047 Serviceability Wind Pressure up to 4500 Pa (Hurricane Grade available) |
| Surface Coating Options | AkzoNobel / PPG Powder Coating, PVDF Fluorocarbon, Anodized, Italian Wood Grain Transfer |
| Hardware & Security Locks | German HOPO, Siegenia, Roto, or Grandor Heavy-Duty Stainless Multi-Point Security Locks |
Why Global Importers Partner with Grandor
Procuring window packages overseas requires structural accuracy, strict quality control, and reliable project logistics. Grandor Door Industry Co., Ltd. controls every manufacturing phase in-house.
- In-House Extrusion & Coating: Eliminates subcontractor delays and guarantees consistent profile wall thickness and color coating.
- Glue-Injected Corner Crimping: CNC corner crimping with dual-component corner sealant prevents water leakage and frame distortion.
- 100% Pre-Shipment Pre-Assembly: Every custom window unit is test-assembled and inspected for seal tightness prior to export crating.
Frequently Asked Questions
Key commercial and technical details for purchasing aluminum casement windows directly from our factory.
What makes Grandor thermal break aluminum casement windows energy efficient?
Our casement windows integrate high-density Polyamide PA66 thermal break strips between the extruded aluminum profiles, paired with double or triple insulated Low-E tempered glass filled with argon gas. This significantly lowers heat conductivity and U-values.
Can casement window dimensions, glass specs, and frame colors be fully customized?
Yes, Grandor Door Industry Co., Ltd. custom manufactures all aluminum casement windows based on project architectural shop drawings. We offer custom sizes, RAL powder coatings, fluorocarbon PVDF finishes, wood-grain transfers, and specialized glass configurations.
What hardware and multi-point locking systems are used on Grandor casement windows?
We equip our casement windows with premium German and international hardware brands such as HOPO, Siegenia, and Roto. Multi-point locking systems ensure maximum security, airtight sealing, and long-term operating durability.
Do your aluminum casement windows comply with international building codes?
Yes. Our window systems are engineered and tested to comply with international standards including AS2047 for Australia, CE EN 14351-1 for Europe, and NFRC / ASTM standards for North America.
Ready to Order Custom Thermal Break Casement Windows?
Contact our engineering sales team today to submit your window schedule, receive CAD shop drawings, or get a competitive factory quote.