Ducting chamber ring and module, a ducted chamber and a method of assembling a modular chamber system

摘要

A ducting chamber ring (200) or module (10) for making the same, the ring (200) or module (10) being a hollow, injection moulded part, the ring (200) or module (10) defining an inner wall (15), an outer wall 30 and a bore wall (40) extending between said inner and outer walls (15, 30) and surrounding and defining a bore (50).