Both door and window, open and close ventilation access is convenient!

【Materials】 Aviation grade aluminum profile, German Roto hardware, high energy efficiency insulating glass, EPDM rubber seal, 35.3mm (PA66+25%);

【Structure】 Frame thickness 75mm, the whole window thickness 85mm, standard structure;

【Performance】 Air tightness level 6, water tightness level 5, wind pressure resistance level 6, sound insulation performance (maximum 38dB), insulation performance (minimum 1.6W/m·K);

【Features】 Save indoor space, large opening area, linkage control, insulating glass (26mm/42mm), group ring type integrated welding seal;

【Specification】321/330/422/431/541/633, rectangular, width 600-1100mm, height 1500-2800mm;

【Decoration】 Double-sided monochrome, double-sided two-color, RAL color card color, wood grain and metal paint;

【Region】 The north application insulation silent, the south application silent energy saving, public and civil can be!