1 3. Hi-lift track, which is used when the ceiling is unusually high, but the door must still retract to a horizontal position. 2  You should be able to raise your door in 1' increments and the door should stay in place where you stop it. 3  When the door comes down, it lowers in a controlled manner and doesn't slam.
aristocracy. 1  a class of persons holding exceptional rank and privileges, especially the hereditary nobility. 2  a government or state ruled by an aristocracy, elite, or privileged upper class. 3  government by those considered to be the best or most able people in the state.
Best Answer: These are all inter-related.Royals are hereditary,aristocratic nobility.Royals are king,queen,prince,princess and all can be royal peers--royal duke,et cetera. Aristocrats are nobility,nobility are aristocrats.The hereditary aristocracy can be made up of non-royal titled peers:duke,marquess,earl,viscount and baron.The aristocracy and nobility are the ruling upper class.