







๐ Product Overview
The LiquaGen 4.5โ x 10โ GAC / KDF 55 / KDF 85 Filter Cartridge is a Big Blue whole-house cartridge designed to reduce chlorine, heavy metals, iron, hydrogen sulfide, and bad taste or odor. By combining Granular Activated Carbon (GAC) with KDF 55 and KDF 85 media, this multi-stage cartridge ensures that every tap in your home delivers cleaner, safer, and fresher-tasting water.
With its large 4.5โ Big Blue design, it offers greater media volume, higher flow rates, and extended contaminant reduction compared to slimline cartridges, making it ideal for households seeking reliable whole-home protection.
โจ Key Benefits & Features
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๐ง Whole-House Chlorine & Odor Control โ GAC improves taste while removing chlorine, VOCs, and organics.
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๐ก๏ธ Heavy Metal Protection โ KDF 55 reduces dissolved metals like lead, mercury, nickel, and cadmium.
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๐ฉ Iron & Sulfur Removal โ KDF 85 targets iron and hydrogen sulfide, eliminating metallic taste and rotten egg odor.
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๐ฑ Bacteria Resistance โ Naturally inhibits bacterial growth within the cartridge.
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๐ง Big Blue Fit โ Compatible with all 4.5โ x 10โ whole-house filter housings.
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โฑ๏ธ Extended Lifespan โ Larger media volume means fewer replacements and better long-term performance.
๐ Technical Specifications
Parameter | Details |
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Model | LiquaGen 4.5โ x 10โ GAC / KDF 55 / KDF 85 Cartridge |
Size | 4.5โ x 10โ (Big Blue Cartridge) |
Media Types | Granular Activated Carbon + KDF 55 + KDF 85 |
Primary Functions | Reduces chlorine, iron, hydrogen sulfide, heavy metals, taste & odor |
Micron Rating | 5 nominal |
Capacity | ~3,500โ5,000 gallons (varies by water quality) |
Recommended Lifespan | 6โ12 months |
Max Pressure | 90 PSI (6.2 bar) |
Operating Temp. | 40โ100ยฐF (4.4โ37ยฐC) |
Housing Compatibility | Fits all standard 4.5โ x 10โ Big Blue housings |
๐ Applications
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๐ฐ Whole-House Filtration โ Delivers cleaner, better-tasting water to every faucet.
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๐ฟ Bathroom Showers โ Reduces chlorine exposure for healthier skin and hair.
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๐งบ Laundry Protection โ Prevents staining and chlorine damage to clothes.
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๐ณ Kitchen Use โ Enhances water quality for drinking, cooking, and beverages.
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๐ Appliance Protection โ Extends the life of water heaters, dishwashers, and washing machines.
๐ Why Choose LiquaGen?
The LiquaGen 4.5โ x 10โ GAC / KDF 55 / KDF 85 Filter Cartridge offers superior whole-house protection in a Big Blue design, combining carbon and dual KDF media for powerful multi-stage filtration. It ensures better-tasting, safer water while protecting your plumbing and appliances.