1, a special strip frame profiles 2, no axis operation mode 3, the upper and lower fixed-point method 4, a variety of colors and materials, metal frame 5, high-strength overall transparent glass 6, the doors of lightweight, easy to operate 7, with the wind, dust, water, noise, insulation and other functions AK-B Series Product Specifications: Inner diameter: 2400~3000 mm Door wing:2200mm.
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