... quality,excellent service 2,Good workmanship 3,good performance aluminum residential window Materialaluminium profile,.thermal break profilesStyleAs order(casement, ... Clear glass, Tempered glass, Refective glass, LOW-E glass, Patterned glass, laminated glass,etc.Thickness of glass5mm,6mm,5+9A ... requirement.CertificatISO9001:2008More detailed information, please contact us aluminum residential window