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Casement Aluminum Windows
Our selection of casement aluminum windows brings modern functionality and sleek design to any project. For homeowners exploring versatile options, we also offer Sliding Aluminum Windows for Home Use, which provide effortless operation and space-saving benefits. Whether you are upgrading a single-family residence with premium Residential Aluminum Windows or specifying fenestration for a high-rise office tower, our product line delivers consistent quality. For large-scale endeavors that demand proven performance, our Commercial Aluminum Windows meet rigorous thermal and structural standards. Builders and contractors can also rely on our Standard Aluminum Windows for Construction Projects to streamline schedules without compromising on durability. Each casement window combines corrosion-resistant aluminum profiles with multi-point locking hardware, ensuring long-term reliability in coastal and urban environments.
Casement Aluminum Windows are crafted with a focus on energy efficiency and user comfort. The outward-opening sash catches passing breezes and directs fresh air into living spaces, while the compression seal system virtually eliminates drafts. Heavy-duty stainless steel hinges support the sash weight and allow smooth operation for decades. Low-E coated glass options and thermal breaks within the frame reduce heat transfer, keeping interiors cooler in summer and warmer in winter. These windows adapt easily to both new construction and replacement projects, thanks to customizable frame depths and a full palette of powder-coated finishes. From classic white to wood-grain textures, the aesthetic flexibility lets architects maintain design continuity across the facade.
- Frame Material: 6063-T5 aluminum alloy, thermally broken or non-thermal depending on climate needs
- Glass Thickness: 5 mm to 6 mm tempered, dual or triple glazing with argon fill available
- Hardware: Multi-point espagnolette locking, corrosion-resistant 304 stainless steel
- Seal System: Dual EPDM gaskets for air infiltration rating below 0.1 cfm/ft²
- Maximum Sash Size: 48″ wide × 96″ high, custom sizes built to order
- Finish Options: AAMA 2604 powder coat, anodized silver, bronze, or custom RAL colors
- Wind Load Resistance: Tested to DP50 or higher depending on configuration
- Water Penetration Resistance: No leakage at 15 psf static pressure differential
- Installation: Nailing fin, block frame, or sub-frame ready for retrofit applications
- Warranty: 10 years on frame, 20 years on glass sealing integrity
| Performance Metric | Value | Standard |
|---|---|---|
| U-Factor (Thermal Break) | 0.27 – 0.35 BTU/hr·ft²·°F | NFRC 100 |
| Solar Heat Gain Coefficient | 0.25 – 0.55 | NFRC 200 |
| Visible Transmittance | 45% – 70% | NFRC 300 |
| Air Leakage Rate | ≤ 0.1 cfm/ft² | ASTM E283 |
| Water Penetration Resistance | No leakage at 15 psf | ASTM E547 |
| Design Pressure Rating | DP50 – DP75 | ASTM E1886 |
| Forced Entry Resistance | Passed ASTM Grade 30 | ASTM F588 |
| Acoustic STC Rating | 30 – 40 dB (glass dependent) | ASTM E90 |
| Frame Condensation Resistance | CRF 48 – 62 | AAMA 1503 |
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Duoping stands as a professional manufacturer and supplier of ultra-clear glass, equipped with advanced low-iron control and high-precision processing technologies. This high-quality product features 91.5%-93% light transmittance and no greenish tint, perfect for high-end construction projects like villas and star-rated hotels. We provide customized sizes and processes, with strict quality checks ensuring stable performance. Wholesale orders are supported, delivering premium glass solutions for global high-end building procurement.
Thermal Break Aluminum Alloy Sunroom
Duoping is a professional manufacturer and supplier of Thermal Break Aluminum Alloy Sunroom, with advanced thermal break technology and strict quality control. Its customized solutions offer great thermal insulation, all-weather durability and sealing, suitable for villas and leisure spaces. Wholesale orders are supported, with reliable after-sales service and a long service life of over 30 years.
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Duoping excels in manufacturing wooden sunrooms with advanced wood processing and anti-corrosion technologies. As a professional supplier, it provides customized solutions featuring natural aesthetics, eco-friendliness and durability, suitable for villas and high-end residences. Wholesale orders are supported, with reliable after-sales service and a service life of 12–15 years for outdoor use.
Fluorocarbon Coated Aluminum Alloy Windows
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4SG Insulated Glass
Duoping is a professional R&D, production and supplier of 4SG insulated glass. Relying on the integrated warm-edge sealing tape process, combined with low-emissivity (Low-e) coating and high-purity argon gas filling core technologies, we produce high-end energy-saving glass featuring no thermal bridge, high airtightness and easy installation. As a core material for the renovation of old residential communities and general energy-saving buildings, our products are widely used in residential doors and windows, office building curtain walls, buildings in noise-sensitive areas and other scenarios. With high cost performance and stable performance, our products cover the national market. We sincerely look forward to working with you to provide customized glass solutions for various energy-saving building projects.
Aluminum Windows
Duoping is a professional manufacturer and supplier of aluminum windows, with advanced aluminum alloy processing and strict quality control. This product features sturdy frames, long service life and easy maintenance, suitable for home and commercial use. We support customized sizes and colors, welcome wholesale orders, and provide cost-effective window solutions for various construction projects.
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