LAYFLAT TUBING
The material is welded in purpose-built, high frequency machines to form flexible tubes.
SPIRAL REINFORCED DUCTING
This ducting is manufactured with spring steel wire welded to the ducting using a special extruded PVC profile with wear protection. The spiral ducting is used with negative and positive pressures.
DUO DUCT (OVAL)
The Duo-Duct is manufactured in an "oval" shape reducing head room requirement by 25% permitting larger equipment to be used.
SPIRAL REINFORCED DUCTING - DUO-DUCT (OVAL)
The PVC spiral reinforced duo-duct is used with positive and negative pressure and low head room.
SHAFT TUBING
The SHAFT TUBING is standard tubing with 2" load rated webbing that is radio frequency welded to opposite sides of the tubing and with 2" ratchets connected to the webbing of the next section. The Ring or Snap-roc couplings are then connected to extend the tubing.
STEEL DUCT - (ROUND)
Standard steel 18 ga. galvanized duct 12" to 42" dia. with 1 1/2" x 3/16" angle iron flanges. Also available in 16 ga. galvanized material with reinforcing rings. All standard fittings: elbows, wyes, adapters & v-lock couplers
STEEL DUCT - (OVAL)
Standard steel 18 ga. galvanized duct 12" to 54" dia. with 1 1/2" x 3/16" angle iron flanges. Also available in 16 ga. galvanized material with reinforcing rings. All standard fittings: elbows, wyes, adapters & v-lock couplers