an underground or above-ground water storage tank a concrete or metal cylinder an inlet pipe for water coming from the main supply an outlet pipe for water going to the drains a cover to protect the tank from debris and animals a lid to access the tank for maintenance
cistern which is an underground or above-ground water storage tank cistern which is a concrete or metal cylinder cistern which is an inlet pipe for water coming from the main supply cistern which is an outlet pipe for water going to the drains cistern which is a cover to protect the tank from debris and animals cistern which is a lid to access the tank for maintenance