This unit is custom made exclusively for cloning plants. The EZ-Clone comes with custom neoprene collars, high flow-rate irrigation system, external air intake system, leak-resistant lid, deep lid base for easy access, and samples of Anti-Pathogen solution. Each unit has a maximum amount of spray heads put into its custom irrigation system to thoroughly cover your root zone. They have thought of everything including a drain valve with shut-off that will hook up to a standard garden hose. You will not be disappointed with the EZ-Clone machine.