Lapierre 1800 gallon per hour r/o machine. We added a 3rd post to the machine last sugaring season to increase its gph. It's only 4 years old with 2 Mark 1 membranes that are 4 years old and 1 E-8 membrane that has only been used for one season. We have had great luck with the machine and are just looking to upgrade to a bigger machine. The machine comes with: * 2- 5 hp high pressure pumps * 1- Gould 2 hp feed pump * 2- 20 in. filter cartridges * 3- membrane storage canisters * Wash tank * Valve panel We are asking $20,000 obo. For any question call (802) 492-3809 or text (802) 349-0793