1st Stage --- Twist in Disposable PP Filter
2nd Stage --- Twist in Disposable Block Carbon Filter
3rd Stage --- Twist in Disposable Block Carbon Filter
4th Stage --- King-Pro 50G RO membrane
5th Stage --- Post in-line Carbon
Built-in 2.0G NSF Standard Storage tank
OPTIONAL:
80G Membrane / 100G membrane
MODEL # A-225-16 (NO PUMP)
5-Stage Compact RO System (Top-Counter)