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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