FillFast Inline Replacement Filter Set — Pleated Carbon + Metal‑Eliminator (CuLator)
- Stops stains and discoloration at the source
- High‑flow design for quick, clean fills
- CuLator polymer media binds metals permanently (not a sequester)
- Easy, 2‑cartridge maintenance—swap in minutes
- Ideal for pools and spas using FillFast Inline systems
What’s included
- 1 × Pleated Carbon Prefilter (Stage 1)
- 1 × FillFast Metal‑Eliminator Cartridge with CuLator polymer media (Stage 2)
Compatibility
- System: FillFast Inline (two 10″ housings)
- Cartridge order: Carbon Pleated → FillFast Metal‑Eliminator (CuLator)
- Venturi: Not required for Inline systems
How it works
Stage 1 pleated carbon reduces fines/particulate to protect flow. Stage 2 CuLator polymer media captures dissolved metals on contact, helping prevent stains and surface discoloration.
Replace & startup
- Shut off and depressurize the line
- Replace cartridges in the order shown and hand‑tighten housings
- Start water slowly, purge trapped air
- Flush to waste for 2–5 minutes before sending water downstream
Specs (overview)
| Form factor | 10″ cartridge pair (pleated carbon + metal‑eliminator) |
|---|---|
| Flush time | 2–5 minutes to waste at startup |
| Typical service life | ~6 months (conditions dependent) |
| Application | Pool/spa pre‑fill in fixed plumbing (Inline) |
| Drinking water | Not for residential drinking‑water use |
FAQ
What order do these filters go in?
Stage 1: Pleated Carbon. Stage 2: FillFast Metal‑Eliminator (CuLator).
How long do they last?
Replace both cartridges about every six months, or sooner if flow drops or water quality declines.
Do I need a venturi with Inline?
No, the Inline system does not require a venturi.
Is this for drinking water?
No. These cartridges are not intended for residential drinking‑water applications.




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