This Fuel T Piece Kit is a 8 x 5 x 8mm and can be used for metal or plastic fuel lines with o.d. of 8mm, and all rubber fuel lines with i.d. of 8mm.
This part can be used with all Air Top, Thermo Top, Thermo 90 and HL90 heaters. and can be used for petrol or diesel fuel. It can also be used on a large range of Eberspacher petrol and diesel fired heaters.