Fabricated from 0.7mm galvanised mild steel.
A distinct advantage of conical T pieces is the possibility to specify a branch size larger than the main duct. This can be useful for example at the end of a run of duct where a two way split down to smaller diameters is required (an alternative method would be a twin bend and reducers).
Click on a size from the drop down menu below that represents the main duct size (top and bottom in picture); branch size can be selected on the following page.
Main duct size