Vera Klappfenster

aluminum alloy product information: 1.Outside is aluminum alloy , inside is wood Wind pressure is high, watertight performance is good Corrosion resistance Wood appears high-grade 2.Insulated aluminum alloy doors and windows of new technology features: (1) applied insulation of aluminum alloy, using the rolling approach to internal and external aluminum alloy and heat insulating together. (2)with insulating glass to improve thermal performance and sound effects. (3) seal structure with independent, sliding sash double tops four double strip seal structure; casement window utilization pressure principle, using a seal, and two soft-sealing three-seal structure, with excellent air tightness and water tightness. Selected high (4)Selected high accessories, and elegant, flexible operation, safety and reliability of the effect of heat insulation windows 3.Broken bridge aluminum thermal insulation performance, anti-power lightning, fire, strong stability is not easy deformation, long service life