WaterWise Drip Irrigation System Proven Winners waterwise drip irrigation system allows you to water up to 10 Potted plants from a single faucet. Additional drippers enable this kit to water up to 30 containers, and it can water A landscape using one dripper per Square foot of landscape area. Kit includes vinyl tubing, drippers, barbed tees and crosses, nail clamps, a faucet adapter, support stakes, and back Flow prevention valve. System is easy to use and durable, keeping your plants hydrated for many years. Helps save money on water consumption, resulting in excellent plant performance with less work and lower water use. Recommendations: 10 - 12 container 1 dripper, 14 - 20 container 2 drippers, 24+ container 3 drippers 100 ft. of vinyl tubing 10 pressure compensating drippers 10 barbed tees 10 white nail clamps 10 support stakes 3 barbed crosses 1 faucet adapter 1 back flow prevention valve