Echo RO Replacement Filters
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ECHO RO Filters
Keep your ECHO RO performing like new.
Replacement cartridges for the ECHO RO, as a complete set or one stage at a time. Changing them on schedule keeps the system reducing up to 99% of contaminants.
Each one twists out and in with a quarter turn.
- 4stages
- 99%contaminants reduced, up to
- Quarter turnto change
The set
Four cartridges, in order.
Stage 01 · PP
Spun sediment
Catches rust, silt and particulate first. Typically replaced every 6–12 months.
Stage 02 · CTO
Carbon block
Takes out chlorine, chloramine and taste and odor compounds. Typically every 6–12 months.
Stage 03 · RO
Reverse osmosis membrane
0.0001 micron, for dissolved metals and other contaminants. Typically every 2–3 years.
Stage 04 · T33
Post activated carbon
A final polish for clean, neutral taste. Typically every 12 months.
Buy the full set, or just the stage that is due.
Replacement intervals depend on your source water and how much you use. The ECHO RO display shows the life of each cartridge.
Tech specs
- Compatible with
- ECHO RO
- Stage 1 (PP)
- 14 × 4 × 4 in
- Stage 2 (CTO)
- 14 × 4 × 4 in
- Stage 3 (RO)
- 14 × 4 × 4 in
- Stage 4 (T33)
- 8 × 4 × 4 in
- Weight
- 7.5 lb (complete set)