Home RO Replacement Filters

Pre-Filter Set 10"
Stage 1, 2, & 3 bundled

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

2nd or 3rd stage
Carbon Filter 10"

(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

4th stage Reverse Osmosis
Membrane 36/45 GPD

(Filmtec FDA high rejection)

For RO-45 and RO-PUMP models

4th stage Reverse Osmosis
Membrane 75/90 GPD

(Filmtec FDA high rejection)

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

5th stage Coconut Shell
Carbon Filter- Standard

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

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

5th stage Coconut Shell
Carbon Filter- Quick-Connect

K2533 (Omnipure Total Polishing
1/4" Quick-Connect input/output.
NSF certified.)

For RO-CTOP and RO-PUMP model

5th stage Coconut Shell
Carbon Filter- (3/8" output)

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

For systems with 3/8" outputs only.

Pre-Filter Set 10"
Stage 1 and 2 bundled

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

Countertop RO: 1st stage
Sediment Filter,

K2505 (Quick-Connect type
Omnipure NSF)

Replaces CL10PF5

Countertop RO: 2nd or 4th stage
Coconut Shell Carbon Filter

K2533 (Quick-Connect type
Omnipure NSF)

3rd stage Reverse Osmosis
Membrane 75/90 GPD

(Filmtec FDA high rejection)

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