... 2..Excellent heat and water insulation 3.Competitive price double pane glass 1.Excellent heat and water insulation .2 ... Glass: Single glass, Double glass, Clear glass, Tempered glass,, LOW-E glass, Patterned glass, etc. Item:Aluminum windows & doorsCertificate:ISO: ... :Aluminum ,wood ,UPVCType:Any type is availableGlass:Single/ Double tempered glazing /laminated glazingSize:As customer's drawing or ...