Sap Bucket Reverse Osmosis Time-saving reverse osmosis for the small scale maple syrup producers Ideal for 75-150+ taps, this bucket fits all the equipment which makes it portable and compact. Creates around 10 Gals of concentrated (4% sugar) sap at 50% water reduction per hour. 400 gpd booster pump 1200 gps membrane capacity (3x 400) 10" prefilter 1 membrane flush/ preservative packet For larger production, see ou "Reverse Osmosis Systems" page.