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Anonymous users2024-01-23As long as there is a place to install it, it's fine.
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Anonymous users2024-01-22The roller shutter is a door that is connected in series with multi-joint movable doors, and the upper and lower doors are rotated in a fixed slide with the scroll above the door as the center. Roller shutters are usually used in a wide range of shops.
Yes, the kind with aluminum alloy, with a rubber strip in the middle, and a wool strip in the guide trough, which is relatively quiet, and there are many colors to choose from.
One of the types of roller shutter doors is called anti-theft roller shutter door, which can be anti-theft, anti-theft roller shutter door is made of sturdy and durable material, with anti-impact, anti-vandalism, windproof, anti-theft, anti-prying and other characteristics, with a service life of more than 20 years.
There are pros and cons to each, depending on where it is installed and how useful it is, both of which have limitations. If both doors can be installed in this position, of course, the security door is safer.
As long as the security door is there, you see if it may help. Fire door - refers to the door is equipped with specially treated materials, which can resist the ablation of open flames for a certain period of time without deformation and smoke burning. Anti-theft doors are not much to explain, based on the needs of the market, now many large manufacturers in the door industry have produced special fireproof and anti-theft doors, a door with two functions.
Fire door: generally refers to the middle of the entrance door is filled with fireproof appliances, fire performance is better, anti-theft door: refers to the anti-theft performance is better, fire prevention and anti-theft is the above two are available, but the developer is generally not very good,