Gardena Micro Drip Irrigation - T-Joint for Spray Nozzles 5 per pack 13mm (1/2") with 'Quick & Easy' connection 8331-20 Ref: GRD8331 For fixing spray nozzles in the connecting pipe together with pipe guides art no 8328 or pipe clips art no 8380 Ideal for extending spray nozzles together with the extension pipe art no 1377 £6.89