Your selection of standard or special-order capital:
Fiberglass capitals are standard on all exterior applications except in smaller sizes where polyurethane caps are sometimes used (Fig. 2-1).
Wood capitals are available for interior applications (Fig 2-2)
Composition capitals and plugs are available by special order (Fig. 2-3)
Shaft
Shafts should always be ordered for their specific application – interior or exterior. Remember that split shafts cannot be load bearing (Fig. 2-4)
Your selection of standard or special-order base & plinth set:
One-piece fiberglass bases with integrated plinths are standard with Turncraft Classic Columns. Polyurethane bases with integrated plinths are sometimes used in smaller sizes (Fig. 2-5)
Wood bases with wood plinths are standard on Turncraft Classic Interior Columns (Fig. 2-6)
Wood bases with separate aluminum plinths are available be special order (Fig. 2-7)
Recessed or Vented Soffit
Columns must always have adequate ventilation. This can be supplied in two (2) ways: a ventilated plinth (Fig. 2 -8) and soffit (Fig. 2-9), or a ventilated plinth and recessed soffit (Fig. 2-10).
This ventilation must be provided by the installing contractor. Turncraft will warranty only columns that have been installed with a ventilated plinth and recessed or ventilated soffit as shown.Note: Aluminum plinths, poly urethane bases, or fiberglass bases must be used as a barrier against concrete or brick
