These spigot pieces are required when branching off a main run into spiral ducting. They are delivered to site in kit form with all flanges and fixing frames, ready for onsite assembly to PanelDuct® Rectangular. They can also be ordered pre-installed into a PanelDuct rectangular panel. These components do not require insulation as they are connected directly to spiral duct, which is not usually insulated.
Supplied uninsulated, in kit form
- D2 = D1 + 30mm
Available in the following sizes: