(1 Pack) Calcium, Magnesium TDS Hardness Reduction Water Softening 20″ x 4.5″ Cation Resin Filter Compatible with 20″ BB Whole House Water Filter Systems

About this item Hard water scale: water softener filters are a great way to soften the water before your espresso machine or washing machine, protecting your appliances from scale build-up. Prolong the life of appliances- Softening the water before your appliance optimizes performance and lowers the chance of damage due to scale buildup. High Capacity – Water Softening Capacity: 4500 Grains of Hardness | Maximum flow – 2 GPM Operation Temperature Range: 40°F-100°F Size 4.5″ x 20″ fits Big Blue filter housings Customer Note: Max Water recomments the cation filter to be used as a mid stage between Sediment (pre filter) & CTO (post filter) to increase filter life cycle and taste.