A pilaster is adapted to then be supported in the collar through an intermediate wedge member, and shelves and other objects can be supported on the pilaster.
A partition system includes a first pilaster (22) and a door (20) coupled to the first pilaster and rotatable from a closed position to an open position.
The jointer block pieces (15) are positioned horizontally by fitting into a pair of grooves of another block piece (15) at both sides or other side to intermediate pilaster jointer (21) or corner pilaster jointer (20).
The door (20) is coupled to the first pilaster (22) to define a seam and prevents a line of sight from being established through the seam.
Each of holes (28, 38) are inserted an elongated reinforcement bar (40) and fill with concrete grouting material to connect the second pilaster jointer.
The support member includes a newel frame having a pair of plate members at its upper portion, wherein the plate members are separated from each other and extend in a longitudinal direction of the newel frame.