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Eberspacher Stainless Steel 'Y' Branch High quality suitable 50mm ducting This item is no longer available from Eberspacher. If you require a 50mm Y branch, this can be achieved by using a 60mm Y branch with 3 x 60-50mm reducers. For 60mm Y branch please click here. For 60mm to 50mm ducting reducers please click here (you will require 3)