For all under-counter RO systems.

For RO-45, RO-90, RO-PERM,
and RO-PUMP models

Change at least annually.

1st stage
Sediment Filter 10" 

(5 micron high
capacity
Polypropylene NSF)

For RO-45, RO-90, RO-PERM,
and RO-PUMP models

(5 micron MatriKX
extruded carbon block NSF)

Extruded carbon block filter to remove chlorine, taste & odor, fast flow rate.

For RO-45, RO-90, RO-PERM,
and RO-PUMP models

(Filmtec FDA high rejection)

Suitable for RO-45 and RO-PUMP models

(Filmtec FDA high rejection)

For RO-90, RO-PERM, and RO-CTOP models

T33 (Omnipure Total Polishing
1/4" standard threaded output.
NSF certified.)

For RO-45, RO-90, RO-PERM models

For systems with 3/8" outputs only.

K2533 (Big 3/8" Quick-Connect input/output, Omnipure Total Polishing.
NSF certified.)

For RO-CTOP (Quick-Connect
type Omnipure NSF)

(Filmtec FDA high rejection)

For RO-CTOP