10 years warranty sound proof and weather proof vertical window/hurricane impact windows on China WDMA Type:Sliding Windows Product Type : Aluminum Window

Product Type :  Aluminum Window

Voltage Supply

precision and efficiency

Product Show of Blind automation inside double glass window blind for office

Tier-on-Tier shutters allows for either the top or bottom half to swing open independently

10 years warranty sound proof and weather proof vertical window/hurricane impact windows on China WDMA Type:Sliding Windows Product Type : Aluminum WindowCertifications Tested & Certified Alufront's windows and doors have been tested according to US and Australian standard, for thermal rating and Acoustic are above the international standard. Alufront's products are approved by AAMA,CSA,WERS,NFRC standard. ACOUSTICS TESTED WINDOWS & DOORS Sound or acoustic performance of a window is measured by the weighted sound reduction index or Rw value. Rw values are determined by measuring the reduction in dB