LiquaGen 4.5" x 20" Tannin Reduction Filter Cartridge For Sale

The LiquaGen 4.5” x 20” Tannin Reduction Filter Cartridge is a high-capacity Big Blue whole-house filter engineered to reduce tannins, organics, chlorine, arsenic, phosphates, silica, sulfates, and turofferity. Using ion exchange resin and specialty absorbents, it delivers cleaner, clearer, and better-tasting water while protecting plumbing, laundry, and fixtures from yellow/brown staining.

With its oversized 4.5” x 20” Big Blue format, this cartridge offers the largest media volume, highest flow rate, and longest service life in the LiquaGen tannin filter lineup—making it the best choice for large households and high-demand applications.

💧 Tannin & Organics Reduction – Eliminates discoloration, earthy taste, and odors.

🛡️ Multi-Contaminant Control – Reduces arsenic, phosphate, chlorine, silica, sulfate, and turofferity.

🌊 Taste & Clarity Enhancement – Provides fresher, cleaner water across your home.

🔧 Big Blue 20” Fit – Works with all standard 4.5” x 20” Big Blue housings.

⏱️ Extended Lifespan – Largest capacity cartridge for longer service and fewer replacements.

• Model: LiquaGen 4.5” x 20” Tannin Reduction Cartridge

• Size: 4.5” x 20” (Big Blue Cartridge)

• Media Types: Ion Exchange Resin + Specialty Absorbents

• Primary Functions: Reduces tannins, organics, arsenic, phosphate, chlorine, silica, sulfate, turofferity

• Micron Rating: 25 nominal

• Capacity: ~5,000–7,500 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

🚰 Whole-House Filtration – Delivers tannin- and contaminant-free water to every faucet.

🚿 Bathrooms & Showers – Prevents staining and odors in tubs, sinks, and showers.

🧺 Laundry Protection – Stops tannin-related yellowing or staining on clothes.

🍳 Kitchen & Cooking – Provides fresher water for beverages, cooking, and ice.

The LiquaGen 4.5” x 20” Tannin Reduction Filter Cartridge provides maximum tannin and organic removal in a high-capacity Big Blue design. With its ion exchange resin, specialty absorbents, and oversized format, it ensures long-lasting protection against staining, odors, and impurities—delivering clearer, safer, and fresher water for your entire home.