... operation.* Quality Warranty: 6 years. Details of Aluminum windows Profile:Aluminum alloy6063-T5,thermal-break and non-thermal-break ... /15/19mm etcDouble glazing: Clear, Laminated, Low-E,Tempered,tinted Triple glazing: Clear, Laminated, Low-E,Tempered, tinted All ... 7) Provides insulation from draughts, rain & noise with a self-draining aluminum tread;8) Superior energy efficiency provided by sealing ...