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The motor room must be fireproof... Grade A is required.
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Whether it is the door of the elevator or the door of the elevator machine room.
The gate is burglar-proof, and the door inside is generally a fireproof door.
Not a concept, the anti-theft door mainly refers to the entrance door, the main function is anti-theft, the fire door is according to the national fire design standards, can reach the specified fire level of the door, the main function is fire prevention, the two can be one, but not the same.
Don't confuse the concept, the security door just adds a steel frame in the middle of the door, which is relatively strong. >>>More
Oh, fire doors are generally not equipped with cat's eyes. >>>More
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 and anti-theft is the above two. >>>More