... GRP5 profile, 4. good water tightness & air tightness Casement window details: ItemsDescriptionMemoMaterialGRP5 Profile thickness1.0mm, 1.4mm, 2.0mmThe ... single glass, 12mm tempered glass, 5+6Argon+5 double glass, 5+0.76PVB+5 laminated glass, tinted glass ... windowsDesigns according to customers’ requirementAccessoriesAuto lock, moon lockSingle\double wheel, SS wheelFiber\SS mesh, sliding meshEPDM or ...