Quality Ductwork and Sheet Metal Products for the Heating, Ventilation, and Air-Conditioning Industry




Welcome to the Ausana Sheetmetal Web site. We are the manufacturers and wholesale suppliers of castellated starting collars, joiners, evaporative dropper ducts, refrigiration capping, starter transitions, return air boxes, cushion boxes, and much much more.


We are also general sheet metal fabricators, which means we can construct your solid square/rectangular ducting according to your specifications. Just provide us with your drawings/ plans, and we will provide you an obligation free quotation for the manufacture of the duct.

  • Starting Collar
  • Joiner
  • Square to Round Transition
  • Return Air Box
  • Evap Dropper Duct
  • Flashing for Dropper