Simple, clever, smart.

Depending on the requirements, Rigofill ST and Rigofill ST-B modules can be pre-assembled in no time at all, both outside and inside the excavation pit with just one easy move. Easy snap high tensile strength connections allow for combining two half elements to create a reliable unit in only a short period of time. This can easily be done by one person alone without requiring any additional tools. The moveable parts of the snap connection are recessed and thus protected from damage. There is no need to adhere to any complex installation pattern – the preassembled
blocks or half blocks can just as well be connected to create a single unit. The low weight allows this to be done by one person only

88 % storage space saved as compared to unstackable storage/infiltration units.