Refillable Filter Cartridge with GAC Filter Media UDF | 10" & 20" Slimline, 10" & 20" Big Blue

The Refillable UDF GAC Filter Cartridges provide a versatile, eco-friendly solution for improving water quality by removing chlorine, bad taste, odour, and organic chemicals. Designed for easy media replacement, these cartridges are filled with NSF Certified Granular Activated Carbon (GAC) made from high-quality coconut shell carbon, known for superior adsorption and purification performance.

Compatible with standard Slimline and Big Blue housings, these refillable cartridges offer cost savings, reduced waste, and long-term flexibility for a wide range of residential, commercial, and light industrial water treatment applications.

Available Sizes

• 10" Slimline UDF GAC Refillable Filter Cartridge

• 20" Slimline UDF GAC Refillable Filter Cartridge

• 10" Big Blue UDF GAC Refillable Filter Cartridge

• 20" Big Blue UDF GAC Refillable Filter Cartridge

(Select your preferred size when ordering.)

Key Features

• NSF Certified Coconut Shell GAC Media – Safe for drinking water use, high chlorine and organic compound removal.

• Refillable Cartridge Design – Reduce replacement costs and environmental impact by simply refilling with fresh carbon.

• Chlorine, Taste, and Odour Reduction – Improves water clarity, flavour, and removes unpleasant smells.

• Standard Housing Compatibility – Fits all standard Slimline and Big Blue filter housings.

• Tool-Free Replacement – Simple to open, refill, and reseal.

• Food-Grade Plastic Construction – BPA-free and safe for potable water applications.

Technical Specifications

• Cartridge Type: Refillable Granular Activated Carbon (GAC) Cartridge

• Filter Media: NSF Certified Coconut Shell Granular Activated Carbon

• Micron Rating: Nominal 5 Micron (GAC filtration)

• Flow Rate: Varies by size:

  • 10” Slimline: ±2–3 LPM

  • 20” Slimline: ±4–5 LPM

  • 10” Big Blue: ±10–15 LPM

  • 20” Big Blue: ±20–25 LPM

• Max Operating Pressure: 6 bar

• Max Operating Temperature: 45°C

• Housing Material: Food-grade polypropylene

• End Caps: Screw-seal with rubber gasket for easy refill

Applications

• Under-counter drinking water systems

• Whole-house water filtration setups

• Reverse osmosis pre-filtration

• Rainwater harvesting systems

• Commercial kitchens and beverage preparation

• Agricultural water purification

What’s Included

• 1 x Refillable Filter Cartridge (choose size)

• 1 x Pre-filled with NSF Certified Coconut Shell GAC Media

(Refill GAC media available separately for future top-ups.)

Benefits

• Eco-Friendly – Reduce waste by reusing the cartridge shell.

• Economical – Lower long-term costs compared to disposable filters.

• High Filtration Performance – Excellent removal of chlorine, VOCs, and unpleasant tastes and odours.

• Flexible Use – Refillable with any compatible granular media if filtration requirements change.

Important Notes

• Always rinse the cartridge after refill to remove loose carbon fines before reconnecting to the system.

• Replace GAC media approximately every 6–12 months depending on water quality and usage.

• Product images are for reference only and may vary slightly depending on size selected.

Replacement Activated Carbon Media