large bore christmas tree includes a production outlet that is split into multiple separate outlets each controlled by a separate standard sized valve and valve actuator application_number US 93253901 A description the prior art horizontal xmas tree shown in fig1 has a vertical through bore 10 and a single horizontal production outlet 12 branched off from the vertical bore 10 annular seals 14 16 surround the vertical bore 10 above and below the production outlet 12 to seal a tubing hanger not shown in the vertical bore 10 as is conventional a gate valve 18 forming a production master valve is situated in the production outlet 12 the embodiment of the invention shown in fig2 is similar except that the horizontal outlet 12 from the production bore is split into two separate outlets 20 22 one of these outlets 20 is controlled by a 5 u2033 127 mm subsea gate valve 24 and actuator the other outlet 22 is controlled by a 7 u2033 178 mm subsea gate valve 26 and actuator other multiple outlet configurations will be readily apparent for example having other diameters to suit other anticipated production flow rates or including three or more separate outlets each controlled by an appropriately sized valve although gate valves are generally preferred other forms of valve may be suitable in particular circumstances the xmas tree of the invention may also incorporate other features known in prior xmas trees for example an annulus and or workover conduit and a crossover conduit extending between the annulus workover conduit and one or more of the production outlets these additional conduits shown in dotted lines in fig2 will be.