KORAM 100ft 1/4" Blank Distribution Tubing Irrigation Gardener's Greenhouse Plant Cooling Suite Watering Drip Repair and Expansion Kit Accessories include Universal Spigot Connector IR-2F SAVING WATER- Up to 65 percent water savings compared to manual watering. Precision drip watering system delivers just the right amount of water slowly and precisely at plants roots WATERING CUSTOMIZATION - Every nozzle could be adjust individually, it can set each plant to receive its customized watering according to its precise needs EASY INSTALLATION - Simple installation without digging or plumbing skills. Simplify insertion and removal of small barbed fittings and drippers WATERING EFFECTIVELY- Waters up to 40 plants . It can meet the water demand of different plant in one time. 0-70 L/Hour (adjustable) 2 FAUCET CONNECTOR- Provides 2 kind of faucet connector (threaded Faucet Connector & universal Faucet Connector), so you do not need to worry about the facet connecting The innovative design includes hose thread and snap in connections that install quickly in 3 easy steps Precision watering system delivers just the right amount of water slowly and precisely right where your plant needs it  at the root zone Easy to customize and expand your system. Additional tubing, feeder lines and fittings allow you to fit your system to your planting design Feeder line usage guide, step by step instructions and contact information right on the box Contains everything needed for an easy, successful installation Pressure requirements: 25-45PSI. Make sure you put the hose and the connected part of the hose into the hot water for 10 seconds before assembling. It will be easier and as it cools down the tube will stay tight. Suitable for 20-25 square meters of irrigation area. If in a big drip irrigation system, we suggest that using the 1/2&#034; Tubing as the main line, 1/4&#034; Tubing as a branch to avoid water pressure is insufficient.