20 Inch Slimline Refillable Filter Cartridge with GAC/KDF Filter Media

This 20” Slimline refillable cartridge is pre-packed with a high-performance blend of Granular Activated Carbon (GAC) and KDF 55 media for effective removal of chlorine, heavy metals, taste, odour, and hydrogen sulphide. Its refillable design offers a sustainable, economical solution for long-term water treatment in residential and light commercial systems.

Compatible with all standard 20” Slimline filter housings, this cartridge is ideal for borehole, rainwater harvesting, and municipal water systems where chemical and metal reduction is required.

• Key Features

• 20” Slimline refillable cartridge pre-filled with GAC and KDF media
• Targets chlorine, hydrogen sulphide, iron, lead, mercury, nickel, and other metals
• GAC enhances taste and removes chemical odours
• KDF media prevents bacterial growth and neutralises heavy metals
• Durable polypropylene body with refill cap and internal mesh post-filters
• Reusable design helps lower running costs and waste
• Fits all standard 20” Slimline housings
• Ideal for domestic, under-counter or light point-of-entry applications

✓ Benefits

✓ Improves water quality and taste by reducing contaminants
✓ Long-lasting media blend with proven effectiveness against chlorine and metals
✓ Refillable body allows cost-saving media replacement
✓ Lower plastic waste compared to non-refillable cartridges
✓ Reliable filtration for borehole, rainwater or municipal supply
✓ Easy to clean and maintain for long-term use

Technical Specifications

• Cartridge Type: Refillable Slimline Cartridge
• Size: 20” (Slimline format)
• Outer Shell Material: Polypropylene with threaded refill cap
• Filter Media: Granular Activated Carbon (GAC) & KDF 55
• End Caps: Threaded cap with O-ring seal
• Micron Rating: Not rated – for chemical and metal reduction
• Temperature Range: 4 – 52°C
• Service Life: Typically 6–12 months depending on water quality and flow rate
• Flow Direction: Top to bottom with mesh screens to prevent media loss
• Housing Compatibility: Fits standard 20” Slimline housings

What You Get

1 × 20” Slimline refillable filter cartridge filled with GAC/KDF media
Threaded cap for easy refilling and internal mesh screens included
Compatible with all 20” Slimline housings