🌊 Product Overview
The LiquaGen 4.5” x 20” Catalytic Carbon Filter Cartridge is the ultimate Big Blue whole-house solution for families who want long-lasting, high-capacity protection from chlorine, chloramines, chemicals, and bad taste and odor.
Built with premium coconut shell catalytic carbon, this cartridge goes beyond standard GAC or carbon block filters by delivering enhanced chlorine and chloramine reduction, pesticide and VOC removal, and superior taste and odor improvement. Its large 20” Big Blue design ensures maximum media volume, higher flow rates, and extended service life—making it the perfect choice for large households and heavy water use applications.
✨ Key Benefits & Features
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💧 Whole-House Chlorine & Chloramine Reduction – Improves water quality at every faucet and shower.
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🚿 Superior Taste & Odor Control – Delivers cleaner, fresher water for drinking, cooking, and bathing.
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🛡️ Protects Plumbing & Appliances – Prevents chlorine-related damage and extends the life of water heaters, dishwashers, and washing machines.
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🌱 Catalytic Carbon Advantage – More effective at removing chemicals, VOCs, and organics than standard carbon filters.
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🔧 Big Blue 20” Fit – Compatible with all standard 4.5” x 20” Big Blue housings.
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⏱️ Maximum Capacity – Longer service life with fewer replacements compared to smaller filters.
📋 Technical Specifications
| Parameter | Details |
|---|---|
| Model | LiquaGen 4.5” x 20” Catalytic Carbon Cartridge |
| Size | 4.5” x 20” (Big Blue Cartridge) |
| Media Type | Coconut Shell Catalytic Carbon |
| Primary Functions | Reduces chlorine, chloramines, VOCs, pesticides, herbicides, taste, and odor |
| Micron Rating | 5 nominal |
| Capacity | ~7,500–10,000 gallons (varies by 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 4.5” x 20” Big Blue housings |
🏠 Applications
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🚰 Whole-House Filtration – Provides chlorine- and odor-free water to every tap in the home.
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🚿 Bathrooms – Reduces chlorine exposure during showers for healthier skin and hair.
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🧺 Laundry – Keeps clothes fresher and prevents chlorine damage.
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🍳 Kitchen & Cooking – Improves water taste for beverages, food preparation, and ice.
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🏠 Appliance Protection – Protects water heaters, dishwashers, washing machines, and plumbing from chlorine damage.
💙 Why Choose LiquaGen?
The LiquaGen 4.5” x 20” Catalytic Carbon Filter Cartridge is the largest, longest-lasting option in our catalytic carbon family. With its advanced carbon technology and Big Blue capacity, it delivers maximum chlorine, chloramine, and chemical reduction while ensuring better-tasting water and longer appliance life.