Best undersink reverse osmosis system? It’s the one you actually install. Don’t overthink it. Get one that fits your space, your budget, and your thirst for adventure.
You’ll flex on your neighbors. You’ll impress your in-laws. And every time you drink from that mini fire hydrant, you’ll smile. Because you’re drinking astronaut juice.
Go ahead. Treat your sink. It deserves a little science fiction under the cabinet.