green plastic retention tank, rainwater tank with round neck and honeycomb ribbing. rainwater is purified, sedimented and stored,

army attack barrel buried cannon circular cylinder deceptive ecology false fiberglass field figurine garden green ground gutter honeycomb installation intended irrigation large lawn meadow mockup model neck oneself outdoor oval park plastic pump purified rainwater range ready recycling reservoir retention reveal ribbed ribbing roof round sedimented sewage shape shooting silhouette stored system tank target terrain top under wall war water watered