On purchasing Doors which knowledge should i gain?

– The certain dimensions of room .

– The rotate of door flop-gates.

-Door step -with out door step

-Degree of it (+), (-)

– The tickness of pannels or walls.

– The certain dimensions of room .

-Rotation of door .

-The certain dimensions of room area to where the door opens

-the certain dimensions of room area of inner side.

-The certain dimensions between room surface and cap.

– Degree of it (+), (-)

– The tickness of pannels or walls.

On the hinged doors which will applied on it ;

-The dimensions of hinged doors

-The opening rotation of hinged doors