125 Series Premium Aluminum Casement Windows

Basic Profiles

• Frame Width: 124.7mm
• Profile Wall Thickness: Frame 3.0mm, glass Sash 1.8mm
• Thermal Break Insulating Strip: Frame 40mm，glass Sash 27mm
• Visible Face: Frame 49mm，Screen sash 51mm，glass Sash 75mm
• Opening Type: Casement/Awning/Casement+Awning
• Safety Guardrail: Aluminum Guardrail，Stainless Guardrail

Single Sash Size Range

• Size Limitations:
• Width：400mm~750mm, Height：650mm-1600mm, Area：＜1m² (top-hung)
• Glazing Configuration
• Standards: 5mm+27Ar+5mm Insulating Tempered Glas
• Upgrade：5mmLOW-E+27Ar+5mm Insulating Tempered Glass
• Upgraded Louvered Glass：Magnetic Manual Blinds Motorized Blinds Solar-Powered Motorized Blinds (No External Power Required)

Configuration

• Insect Screen Configuration:
• 1.Standard: Black high-definition insect screen
• 2.Optional: 0.8 mm Stainless Steel Security Mesh
• 3.Optional: 316 Stainless Steel Insect Screen.
• 4.Optional: Retractable / Pleated Insect Screen

Hardware Configuration

• CMECH Hardware + Base-Free Handle
• 304 Stainless Steel Hinges 88° Opening Angle Standard Anti-Drop Safety Device European Standard Groove Hinges Designed for stable operation, durability, and enhanced safety.

Performance

• Wind Load Resistance: Class 9 (≥5.0 kPa)
• Air Tightness: Class 7 (q₁≤1.0 m³/(m²·h))
• Water Tightness: Class 6 (ΔP ≥700 Pa)
• Thermal Insulation: Class 7 (U-value /K≤ 2.0 W/(m²·K))
• Sound Insulation: Class 5 (≤ 45 dB)）

• Quick-install, operable safety railings effectively address fire escape needs.
• The sash frame features adhesive-filled corner brackets for corner support, high flatness, and tight seam seals.
• The inner screen incorporates protective corner guards to reduce impact injuries and enhance aesthetics.
• The exterior of the operable sash glass is sealed with adhesive, improving weatherproofing and stability.
• High-strength aluminum alloy adhesive-filled corner brackets and two-component corner adhesive ensure frame stability and deformation resistance for large operable sashes.

Compliant with BS EN and EU standards for doors and windows, and holding ISO 9001 and CE certifications; also capable of assisting with obtaining the CE certification required for overseas exports.

Double-layer adhesive injection

Ensures smooth corners, tighter seams, and greater window stability.

Dual-combination eight-cavity

Combined with high-performance thermal design to significantly improve overall performance.

Angled molding design

Enhances the three-dimensional layering and visual appeal of the narrow bezel.

Screen protective corner

Safety, protection, and enhanced aesthetic experience.

Quick-release protective strip

Safe, practical, and easy to install or remove.

Ingenious drainage design

Downward facing drain holes for smooth and fast drainage.