• Triple bracing is installed for the brick chimney at all four corners and is carried through to the floor (example on right). Any intersecting roof truss has triple bracing under it in addition.
  
• Chimney Crickets are not required when span of chimney is less than 30" 
  
• Chimney box follows the dimensions shown here and uses 2x8 lumber for cap, set on top of the sheathing (height specified in elevation plans).