Model Number: HSD 33B
Brand Name: HUISDA , LANGN
Key Specifications/Special Features:
* Built-in decompressing valve to prevent damage of itself or the door in case of extreme exterior pressure or door closing in strong wind* For0 to 180° full hydraulic control with two sections for controlling the closing speed individually, closing door section 180-20°, closing lock section 20°* With a constant temperature fitting, can keep a steady closing speed on the change of the difference in temperature* High quality alloy die-cast body, safe and durable, protected by three layers bright paint, prevent oxidation* With auto-fitting, suitable for left or right hand door, have the equipment which can stop at any point* Surface colors: sliver, golden, black or custom-made* Passed 4000,000 times opening-closing test
Shipping Information:
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FOB Port:
China (Mainland)
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Lead Time:
10
-
30
days
Main Export Markets:
- Asia
- Australasia
- Central/South America
- Eastern Europe
- Mid East/Africa
- North America
- Western Europe