A Ducting Y Splitter is used to connect two ducting runs to one single extraction fan. It can be used to supply air or extract air to two areas. It is one of the easiest ways to make the split, the pieces can easily be connected to the ducting within your extraction system and are very easy to fit. The pieces are designed from extremely tough steel, making them highly robust and durable, making them an an essential accessory for indoor grow rooms.