Joint system

A joint system comprising:

• an insert member;
• an insert reinforcement member configured and dimensioned to removably affix to and structurally reinforce said insert member;
• said insert member comprising a decorative element;
• said insert member further comprising a first arm and a second arm;
• said first arm comprising at least one channel having expansion members formed around said channel;
• said first arm comprising least one locking receptacle;
• said second arm comprising at least one channel having expansion members formed around said channel;
• and
• said second arm comprising at least one locking receptacle.

A joint system comprising:

• at least one flat insert member comprising a decorative element;
• said decorative element of said at least one flat insert member traversing the entire circumference of a seam of said at least one flat insert member;
• said at least one flat insert member comprising a first arm and a second arm, each extending from said seam;
• said at least one flat insert member's first and second arms each comprising hook structures at each end of said arms;
• means for expanding each of said at least one flat insert member's first and second arms;
• each of said at least one flat insert member's first and second arms configured and dimensioned to slidably engage and be enclosed by at least one flat structural support;
• said at least one flat structural support comprising means for connecting with at least one vertical structural support;
• at least one vertical insert member comprising a decorative element;
• said decorative element of said at least one vertical insert member traversing the entire circumference of a seam of said at least one vertical insert member;
• said at least one vertical insert member comprising a first arm and a second arm, each extending from said seam;
• said at least one vertical insert member's first and second arms each comprising hook structures at each end of said arms;
• means for expanding each of said at least one vertical insert member's first and second arms;
• and
• each of said at least one vertical insert member's first and second arms configured and dimensioned to slidably engage and be enclosed by at least one vertical structural support.