Who can rent out a complete nanofiltration pilot plant for sandfiltered lake water in Switzerland? Q = 1-4 m³/h Duration 3 - 18 Months Start 20... Published on October 10, 2014 05:41 by Christoph MatterWho can rent out a complete nanofiltration pilot plant for sandfiltered lake water in Switzerland? Q = 1-4 m³/h Duration 3 - 18 Months Start 2015