AAMA certified/NFRC certified used aluminium lift sliding glass doors with air tight design on China WDMA exterior 3 years warranty after sales

3 years warranty after sales service

Extrusion cooling design:

SONCAP Certificate

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Xihai Industrial

AAMA certified/NFRC certified used aluminium lift sliding glass doors with air tight design on China WDMA exterior 3 years warranty after salesCertifications 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,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