... ,excellent service 2,Good workmanship 3,good performance aluminium swing window Materialaluminium profile,.thermal break profilesStyleAs order(casement,sliding, ... , Kinlong)ScreenMetal and nylon material, Closely knit screen window for lessmaterial consumption.FeatureElegant style, space saving, open inward ... CertificatISO9001:2008More detailed information, please contact us aluminium swing window