🌊 Product Overview
The LiquaGen 4.5” x 20” Catalytic Carbon + KDF-85 Filter Cartridge is a high-capacity filtration solution that delivers maximum contaminant reduction and extended filter life. With dual-media performance, KDF-85 handles heavy metals, iron, sulfur, and microorganisms while catalytic carbon polishes the water for taste, odor, and chemical removal.
Built for Big Blue 4.5" x 20” housings, it’s the top choice for households and light commercial setups with high water demands and long service intervals.
✨ Key Benefits & Features
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💧 High-Capacity Filtration – Reduces iron, hydrogen sulfide, chloramines, chlorine, and heavy metals.
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🛡️ Dual Media Power – KDF-85 controls scale, bacteria, algae; catalytic carbon improves taste and odor.
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🌱 Extended Service Life – Filters up to 95,000 gallons or 6–12 months based on water quality.
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🏠 Whole-House Coverage – Fits standard 4.5" x 20” Big Blue housings for maximum flow and protection.
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♻️ Reusable Cartridge – Cost-effective and environmentally friendly refillable design.
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🚿 Well & City Water Compatible – Works on both private wells (iron/sulfur) and municipal supplies (chloramines/chlorine).
📋 Technical Specifications
| Parameter | Details |
|---|---|
| Model | LiquaGen 4.5” x 20” Catalytic Carbon + KDF-85 |
| Size | 4.5” x 20” (Big Blue Cartridge) |
| Media Type | Catalytic Carbon + KDF-85 |
| Capacity | Up to 95,000 gallons |
| Recommended Lifespan | 6–12 months |
| Cartridge Type | Refillable, drop-in replacement |
| Housing Compatibility | Fits all standard 4.5" x 20” Big Blue housings |
| Operating Conditions | pH: 6–10 |
🏠 Applications
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🚰 Whole-House Filtration – Delivers safer, cleaner water across every tap.
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🌾 Well Water Treatment – Removes iron, manganese, hydrogen sulfide, and odor.
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🏙️ City Water Use – Eliminates chlorine, chloramines, and chemical byproducts.
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🛁 Household Appliances – Extends the life of water heaters, dishwashers, and washing machines.
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🐟 Aquariums & Gardening – Provides safer water for fish tanks, plants, and hydroponics.
💙 Why Choose LiquaGen?
The 4.5” x 20” Catalytic Carbon + KDF-85 Filter Cartridges deliver powerful dual-media performance for whole-house filtration. With refillable, eco-friendly designs and high-grade media, they protect your family, appliances, and plumbing while improving taste and odor. LiquaGen ensures clean, safe, and reliable water