It's time you start saving water!!!!!
I have a MaxCap® 1:1 Ultra-High-Efficiency 100-GPD RO/DI System - MC-RODI-100UHE-10HC for sale.
Its membrane and Filter are 6 months old.
This thing was $900 new. I purchased in December.
Buy for $650 and I'll include a nice 20gal cylinder water storage.