For a greenhouse at Central Java, two water tanks were installed. This company grows melons and since melons are comprised of about 90 percent water, irrigation during cultivation is indispensable for its yields and quality. Rainwater in abundance in Central Java, so it is very useful to harvest rainwater and store it for among others irrigation. These water storage tanks guarantee a reliable and constant supply of good quality irrigation water for the melons.
These tanks are 2,29 meter high and have a diameter of 5,49 meter.