1. Different volume optional2. Good quality and performance, bui good price.3. 10 years life usage REFERENCE DRAWINGFEATURESItemDatavolume30000 litersCompartment3Tank dimensions2600 x 6000mmTank materialcarbon steelTank thicknessTank body 5mm, end shell 6mmManholeDN550 manhole x 3pcsDischarge