Manufacture

Custom Duct Manufacturing

We manufacture ductwork in classes I, II, and III using a wide range of materials, including black steel, galvanized steel, stainless steel, copper, brass, zinc-titanium, and aluminum.

Rectangular Ductwork & Components

  • Rectangular ducts and fittings
  • Noise attenuators (baffle, perforated, and economic versions)
  • Dampers (pressure-regulating, flow-regulating, and tight-sealing models)
  • Ventilation grilles
  • PVC dampening inserts
  • Rectangular exhaust heads

Stainless Steel Hoods

  • Custom-sized stainless steel hoods
  • Grease filters
  • Horizontal (LT-H) and vertical (LT-V) models

Circular Ductwork

  • Spiro ducts and fittings
  • Bends and circular noise attenuators
  • Weather louvers with grilles
  • Exhaust heads, dampers, and flexible connections

Installation & Connecting Materials

  • Fasteners: screws, nuts, and washers
  • Wall plugs (metal, brass, and plastic)
  • Suspension systems (ZL and ZZ hangers, spiro hangers)
  • Threaded rods
  • Connecting flanges (R20, R30, R40) and corners
Spiro ducts and fittings
Rectangular exhaust heads
Rectangular ductwork and plenums