various flat ducting. bought in March 2025 and prepared to fit but never went ahead and now need a different size duct. with the fittings you have quite a bit of flexibility in how you hook this up and its easy to buy extra connectors if needed 3 pieces of flat ducting 110x54 830mm long 440mm long 160mm long 4 connectors for above flat ducting 1 vertical 90 degree 1 horizontal 90 degree 1 straight coupling 1 elbow bend with 110mm round socket 6 wall clips. collection only. grab a bargain