Product Features

Ultimate Structural Strength and Thermal Efficiency

High-strength multi-chamber aluminum profiles provide exceptional wind load resistance and thermal performance, keeping your home comfortable all year.

Precision Hardware with Smooth Operation

Heavy-duty multi-point locking system and corrosion-resistant hinges deliver effortless tilt-and-turn function and long-lasting security.

Advanced Sound and Temperature Insulation

High-performance insulating glass with warm-edge spacer greatly reduces heat loss and blocks outside noise for a peaceful indoor environment.

Engineered for Hurricane and Heavy Rain

Rigorously tested against high wind pressure, driving rain, and salt spray. Ideal for coastal homes and high-rise buildings.

Sleek Frame with Expansive Glass Area

Narrow visible frame design maximizes the glass viewing area, flooding your room with natural light and a clean, modern look.

Product Parameter

Category	Specification
Standard Colors (Interior & Exterior)	Black crystal stone / Ceramic coated black
Glass(Optional Upgrades)	ALWEW standard
Hinges	ALWEW
Handle	ALWEW
Sealing System	Haida sealing strips
Thermal Break Strip	Alwew proprietary insulation strip
Sash Size Range (Outward Open)	Width: 380–800 mm; Height: 520–2500 mm
Thermal Insulation (W/m·K)	Level 8
Sound Insulation (dB)	Level 5
Water Tightness (Pa)	Level 6
Air Tightness	Level 8
Wind Resistance (KPa)	Level 9