🌊 Product Overview
The LiquaGen 2.5” x 20” GAC / KDF 55 / KDF 85 / Cation Resin Filter Cartridge (Chlorine & Iron Reduction) is a high-capacity slimline cartridge designed for longer-lasting contaminant protection. Combining Granular Activated Carbon (GAC), KDF 55, KDF 85, and Cation Resin, it provides comprehensive filtration that reduces chlorine, iron, hydrogen sulfide, heavy metals, scale-causing minerals, and unpleasant taste and odor.
With its 20” slimline size, this cartridge offers twice the media volume of a 10” filter, delivering longer service life and fewer replacements. It fits all standard 2.5” x 20” housings and is ideal for under-sink systems, reverse osmosis (RO) add-on stages, or light whole-house filtration setups.
✨ Key Benefits & Features
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💧 Chlorine Reduction – GAC removes chlorine, pesticides, VOCs, and organic chemicals for fresher water.
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🛡️ Dual KDF Protection – KDF 55 + KDF 85 work together to reduce iron, hydrogen sulfide, and heavy metals like lead, mercury, nickel, cadmium, and aluminum.
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🚫 Scale & Hardness Control – Cation resin reduces calcium and magnesium to help prevent scale buildup.
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🌱 Bacteria Resistance – KDF media naturally inhibits bacterial growth inside the filter.
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🔧 Slimline 20” Fit – Universal compatibility with all standard 2.5” x 20” housings.
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⏱️ Extended Lifespan – Larger media capacity means longer intervals between filter changes.
📋 Technical Specifications
| Parameter | Details |
|---|---|
| Model | LiquaGen 2.5” x 20” GAC / KDF 55 / KDF 85 / Cation Resin Cartridge |
| Size | 2.5” x 20” (Slim Cartridge) |
| Media Types | Coconut Shell GAC + KDF 55 + KDF 85 + Cation Resin |
| Primary Functions | Reduces chlorine, iron, hydrogen sulfide, heavy metals, scale, taste, and odor |
| Micron Rating | 5 nominal |
| Capacity | ~2,500–3,000 gallons (varies by influent water quality) |
| Recommended Lifespan | 6–12 months |
| Max Pressure | 90 PSI (6.2 bar) |
| Operating Temp. | 40–100°F (4.4–37°C) |
| Housing Compatibility | Fits all standard 2.5” x 20” slimline housings |
🏠 Applications
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🚰 Drinking Water Filtration – Delivers chlorine- and iron-free water for everyday use.
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🧊 RO System Add-On – Improves system performance and protects RO membranes.
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🏠 Under-Sink Filtration – Provides fresher, safer water for cooking, drinking, and ice.
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🧴 Appliance Protection – Helps prevent scaling and staining in kettles, coffee machines, and dishwashers.
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🏢 Light Whole-House or Commercial Use – Great for offices, small homes, or shops with moderate water demand.
💙 Why Choose LiquaGen?
The LiquaGen 2.5” x 20” GAC / KDF 55 / KDF 85 / Cation Resin Cartridge provides multi-stage contaminant reduction with extended capacity, combining chlorine and iron removal with heavy metal, scale, and odor protection. Designed for durability and versatility, it ensures cleaner, better-tasting, and safer water for longer periods.