4.5" x 20" Cation Exchange Resin Filter Cartridge (Water Softening & Hardness Reduction) RO/DI TANK LiquaGen's 5 stage 150 GPD

LiquaGen's 5 stage 150 GPD RO/DI unit is an excellent option for first time reefers who are on a relatively clean city water supply with low chlorine levels

or whole-house setups

🐟 Aquarium & Pet Safety – Prevents nitrate toxicity in fish tanks and aquatic habitats

Compact yet high-capacity

🌡️ Reliable Operation – Performs consistently at 2

4.5" x 20" Cation Exchange Resin Filter Cartridge (Water Softening & Hardness Reduction) RO/DI TANK LiquaGen's 5 stage 150 GPDProduct Overview The LiquaGen 4. 5 x 20 Cation Resin Filter Cartridge is the ultimate whole house water softening solution for homes with high water demand. Packed with premium 10% cross link strong acid cation exchange resin, this refillable cartridge effectively reduces calcium and magnesiumthe primary culprits behind scale buildup. As the largest size in the LiquaGen cation resin cartridge line, it delivers the highest grain capacity and longest