Rectangular Ducting Transformer 
55mm x 100mm Channel to 100mm Round Pipe
Channel / Round Elbow Connector

Connector fits into Ø100mm (4'') round pipe ducting to connect flat adapter 55mm x 110mm.
For use with the Ø100mm (4'') Round Pipe Ducting systems.
Quick and easy fit.
Lightweight.
Material: PVC.
Colour: White.
Flame retardant.

Dimensions:

 A-110mm, B-55mm, Ø-102mm