YOU SHOULD KNOW PIVOT KAPı GöSTERGELERI

To know the origin of the pivot door we must travel a long way back in time. To ancient Persepolis to be exact. Here, various pivot doors were used, and later found, in the Gate of All Nations.There’s hardware both on the frame as well birli on the actual door itself, and these need to be coordinated accordingly for the door to work properly.The