We generally say what does the security door 0 71 4 mean

There is no regulation of what it represents, but what personal habits represent.

Steel door fireproof, single leaf, door width 1000mm, door height 2100mm >>>More

There are cheap ones, and there are also very expensive ones, of course, the expensive ones must be of better quality, so you still choose according to your needs.

Normally, the standard size of the household security door is 2050 * 960, of which the most standard is 2050 * 860, in addition to 1970 * 960 1970 * 860 and other different sizes of the security door, the size of the security door is generally made according to the needs of the family, the maximum can be 2500 * 2500. >>>More

The general anti-theft door refers to the steel swing door, the grade and brand are different, generally 1000-5000 yuan per piece, the size is about 1 meter * meter, and the weight is generally not more than 100 catties.