Electrophoretic aluminium casement window with grill.Electrophoretic aluminium lunette.The grill can be with high security performance.Aluminium profile thickness can be 1.0-1.4mm.Colour can be different.Various colors and function glass panels are available for your choice.Product features: air-proof, water-proof, sound insulation, thermal insulation, anti-aging, good-combustion-retarding performance, easy maintenance, environmental protection.