GreenAqua Inline GAC Filter
2.5" inline · Coconut shell granular activated carbon · Quick-connect
GreenAqua sealed inline GAC filter used in reverse osmosis units and water purifiers. Coconut shell-based granular activated carbon with high adsorption capacity reduces free chlorine, unpleasant taste and odour, and dissolved organic compounds.
- Carbon type
- GAC coconut shell-based
- Max. flow rate
- 2.8 L/min
- Service capacity
- 9,462 L
- Max. temperature / pressure
- 38 °C / 8 bar
Stock code6-25-UDFK-G
Overview
By reducing chlorine early in the system, it protects the reverse osmosis membrane and downstream filters and extends their service life. Quick-connect stems allow tool-free installation and replacement.
Features
- Coconut shell-based granular activated carbon
- Reduces chlorine, taste, odour and dissolved organics
- Protects the reverse osmosis membrane from chlorine
- Tool-free, quick replacement with quick-connect stems
- Sealed housing; no housing cleaning needed at replacement
- Fits standard 2.5" inline filter positions
Applications
- Residential reverse osmosis (RO) units
- Under-sink and countertop water purifiers
- Mains-fed (bottleless) water dispensers
- Feed lines of refrigerators, ice and coffee machines
- Office and small commercial treatment systems
Models and Stock Codes
| Stock Code | Model | Carbon Source | Max. Flow (L/min) | Capacity* (L) | A (mm) | B (mm) |
|---|---|---|---|---|---|---|
| 6-25-UDFK-G | 2.5" Premium GAC Filter | Coconut shell-based | 2.8 | 9462 | 300 | 66 |
A: Overall length (including connection stems) · B: Outer diameter. Sealed (welded) housing; the filter cannot be opened and is replaced as a unit. Flow direction is marked on the housing.
* Label value (2,500 gal). Actual capacity depends on water quality, chlorine level and flow rate.
Technical Specifications
Operating Conditions
- Operating pressure
- 1.4 - 8 bar (20 - 116 psi)
- Operating temperature
- 4 - 38 °C (39 - 100 °F)
- Maximum flow rate
- 2.8 L/min (168 l/h)
- Replacement interval
- 9,462 L or 6 months max.
Materials and Construction
- Filter media
- Granular activated carbon (GAC)
- Carbon source
- Coconut shell
- Housing
- Plastic (typically PP), welded
- Connection
- Quick-connect stems 4/6, both ends
- Use
- Disposable, sealed
Installation and Replacement
- Shut off the unit's water supply and open the faucet to relieve pressure.
- Detach the used filter from its connection stems and remove it from its clip.
- Connect the new filter, observing the flow direction on the housing (IN → OUT).
- Slowly reopen the water supply and check the connections for leaks.
- On first use, flush for at least 5 minutes until the water runs clear to remove carbon fines.
The filter is disposable and cannot be opened or washed. Replace it after 9,462 litres or every 6 months at the latest; replacing it together with the other pre-filters in the system is recommended. Do not use with microbiologically unsafe water or water of unknown quality without disinfection.
Packaging
| Stock Code | Box Size (mm) | Pcs / Box | Box Weight | Boxes / Pallet | Pallet Size |
|---|---|---|---|---|---|
| 6-25-UDFK-G | 325 × 325 × 330 | 25 | 10.53 kg | 40 | 100 × 120 cm (ISO) |
Wholesale and OEM
Request a quote and lead time for this product
We quote distributors, installers and project contractors by stock code. Ask us about OEM and private label production as well.


