NEVER COMMISSIONED 2020 Mac Water Technologies, Model: MAC/RO-36K-H, MACU-PURE Series Reverse Osmosis System, 12 Post - 4" x 40", includes 12 new water processing membranes and or specialized maple membranes. 10 HP system, 35k GPD output (would probably process 50 to 70k gallons of sap per day), 7.5 HP Grundfos Output pump, (2) Cartridge style infeed filters, Allen-Bradley Controls. I need a much smaller one or two post system and willing to look at trades. Contact for photo, can't figure out how to upload it.