With rotomolding technology, totally different from injection toilets in quality. Water tank is 160L and waste tank is 290L, the biggest one in the world. Very easy to install, only screw driver and wrench needed. One unit can be finished within 30 mins by 2 people, installation instructions and videos are also provided. Special design enables the product to be moved by forklift and crane directly.
website: http://www.topplatoilet.com