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The high-rise is now required to be used, fire doors, and it is Grade A.
1. It does not have to be a fire door.
2. The reason why fire doors are used is because most buildings have only one staircase (the code requires two), and the door of a staircase generally needs a Class A fire door. >>>More
Nowadays, most of them use fireproof and anti-theft doors, which are generally Class A fireproof and Class C anti-theft.
It depends on everyone's preference. Generally, high-rise balconies can be sealed with plastic steel windows, aluminum alloy windows, and broken bridge aluminum windows. Plastic steel windows generally have good weather resistance, good heat and sound insulation, and are more economical. >>>More
You can choose a white one for the entrance door, which is refreshing. The living room is yellow, then you must not be very old, and the dark door is not suitable.
It has always been an important step to decorate the kitchen in a new house, such as what kind of kitchen door should be installed? >>>More