Casement Soundproof Windows

Effective home insulation against external noise starts with selecting the right window design. Our range of Acoustic Windows for Home Use combines advanced engineering with practical aesthetics to create a quieter interior. For property owners dealing with urban environments, Noise Reduction Soundproof Windows offer a measurable drop in decibel levels through specialized glass and frame sealing. The core structure often involves a Laminated Hollow Soundproof Windows assembly, where multiple glass layers and air cavities disrupt sound wave transmission. This technology is particularly beneficial as Residential Soundproof Windows for Traffic Noise, blocking the low-frequency rumble of vehicles and city infrastructure while maintaining full natural light.

Casement Soundproof Windows deliver exceptional performance through a combination of precision components. The multi-point locking system pulls the sash tightly against the frame, compressing the acoustic seals evenly along the entire perimeter. This rigid closure eliminates micro-gaps that commonly allow sound leakage in sliding designs. The glazing unit features an asymmetric construction with thick outer pane laminated glass, a wider air cavity filled with argon gas, and a standard inner pane, targeting a broad frequency range from aviation noise to neighborhood conversation. The frame profiles incorporate insulated chambers and dense polymer thermal breaks that also act as sound dampeners. Hardware is tested to over 25,000 open-close cycles without developing looseness, ensuring the acoustic rating remains stable over decades of use.

  • Glass Configuration: 6mm laminated outer + 16mm argon-filled spacer + 4mm toughened inner
  • Acoustic Rating: Rw 42 dB (measured per ISO 10140-2)
  • Air Permeability: Class 4 (0.3 m³/h·m at 600 Pa)
  • Water Tightness: Class E900 (900 Pa static pressure)
  • Wind Load Resistance: Class C5 (2000 Pa design pressure)
  • Frame Depth: 70mm uPVC with 5-chamber insulation
  • Seal System: Triple-layer TPE weatherstrip, 3mm compression tolerance
  • Hardware Warranty: 10 years on hinges and locking mechanism
ParameterValueStandard
Overall U-value1.2 W/m²KEN 14351-1
Solar Factor (g-value)0.48EN 410
Visible Light Transmittance68%EN 410
Acoustic Insulation Rw42 dBISO 10140-2
Traffic Noise Reduction32 dB(A)Field Test
Max Sash Weight80 kgHardware Limit
Rebate Height24mmFrame Spec

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