ROmate reverse osmosis permeate storage vessels from Pentair reduce costs while maintaining quality. ROmate-30 is a 29.5 gallon Reverse Osmosis Tank. Pentair ROmate-30 Storage Tanks have a polyethylene inner shell and a fiberglass exterior. ROmate-30 Fiberglass Storage Tanks feature 100% Seamless construction, and the ability to discharge in any position. Pentair Water Treatment ROmate-30 storage tanks feature a removable air cell which allows for easy service and sanitation or replacement as needed. ROmate-30 Storage Tanks are pre-charged at 10 PSI. Exclusive 5 year warranty. Weight is 23 pounds but billable weight for UPS is 59 pounds.