Gardena 1402 Micro-Drip Starter Set For Flower Boxes This is Starter Set for Flower Boxes is part of the GARDENA Micro-Drip-System and is optimally suited for watering up to 5 m of flower boxes. The set includes one Master Unit 1000, 10 m Supply Pipe, 20 Inline Drip Heads (2 l/h), 12 Pipe Pegs 4.6 mm (3/16"), 1 End Cap 4.6 mm (3/16"), 1 L-Joint 4.6 mm (3/16") and 1 cleaning needle.