ProductNameSolidWoodCladThermalBreakAluminumCasementWindowDesign&DimensionCustomMadeCertificationISO9001/CE/SGS/BVProfileInterior:ThermalBreakAluminumExterior:SolidWood(Teak,WhiteOak,RedOak,LarchandPineWood)frameMaterialAluminumWithExteriorSolidWoodCladdingGlazingDouble/Triple/Laminated/Toughened/Tempered/Tinted/Frosted/Obscure/ReflectiveCoating/Low-ECoating/BulletProofGlazing/FilledWithArgonGasFreeSampleFreeSampleCanBeOfferedToTestQualityPackageNonFumigationPlywoodCrate+Paperboard+AirBubbleFilmHardwareGermanyOriginalMadeHardware&Accessories-ROTO/SIEGENIAAccessoriesTopBrandSiliconeandEPDMSealantProductsAdvantages1.AestheticAppearance2.HighThermalValuesandLowUValue3.GoodPerformanceOnWaterandAirTightness4.ResistingMoisture,PollutantsandUltravioletLightfromthesun.5.DustresistanceandEasyMaintenanceProfessionalService1.CompetitvePrice2.ProfessionalDesignTeam.3.ExperiencedProcessingandPaintingWorker4.On-TimeQuickDeliveryandSatisifyingAfter-SalesService