400mm Spiral

A 400mm Female coupling connector for joining fittings together or to a fan unit. To Join two pieces of ducting together, you will need the CONM - Male Ducting Connector...

A 400mm male coupling connector for joining two pieces of ductwork together. Can also be used with hose clips to join lengths of flexible ducting....

A 400mm Spigot ring or take-off vent, without radius and gaskets, for connecting to ducting. Provides a male ducting connection so inserts into spiral. Designed for installation in the walls of rect...

400mm Suspension rings for solid or semi flexible ducting, Can be used to hang from a ceiling or mount onto the wall securing the ducting in place. Consisting of two parts that are assembled with b...

400mm Suspension rings with anti vibration EPDM rubber gasket for solid or semi flexible ducting, Can be used to hang from a ceiling or mount onto the wall securing the ducting in place. Consisting...

400mm Ducting 45 Degree fabricated bend, seam-welded and calibrated, without gasket....

Long Reducers for 400mm spiral ducting. Provides two male fittings to insert into spiral. Select size below. Please note these are for reducing and fitting inside ducting. To mount directly onto a ...

400mm Ducting 30 Degree fabricated, without gasket....

400mm Ducting Unequal T-Piece Similar to a normal T-Piece except the branch is smaller than the main duct (400mm). These are normally made to order. Select middle spigot size below. Please ask for...

Pressed ducting saddle to fit 400mm Spiral ducting, without gasket. Select take-off size below. ...

400mm Ducting 90 Degree fabricated bend, without gasket....

400mm Fast Clamps - Pack of 2. Used to quickly and securely clamp spiral ducting to fans so the fans can be removed for testing/cleaning without dismantling the ducting. ...

400mm Zinc-plated Mild Steel Spiral Tube used for ventilation systems. Spiral ducting is manufactured 0.6mm of Zinc-plated Mild steel to HVCA DW 144 Specification unless otherwise stated. An alterna...

400mm EPNF Spiral Duct Termination Grills are female-ended fittings to be inserted directly onto round Spiral ducts. The 12.7x12.7mm mesh installed at the termination end secures the air exhaust aga...

Connects a duct to a wall face or rectangular ductwork, provides a 400mm male spigot surrounded by a square plate of steel. Plate size 500mm square. ...

400mm Ducting Equal T-Piece Vent tee piece built with a saddle or a fully pressed top section, all connections the same size....

400mm Zinc-plated Mild Steel Spiral Tube used for ventilation systems. Spiral ducting is manufactured 0.6mm of Zinc-plated Mild steel to HVCA DW 144 specification unless otherwise stated. An alt...

400mm Ducting Equal Y-Piece Galvanised Y Joiner Ducting Fixture....

400mm Angled exhaust take-off (with bird mesh) at 45 Degrees, designed for terminating round ducts. Also known as Birdbeaks....