Water Softening Cartridge Big Blue 20" 10 inch x 4.5 inch Big Blue Filters2713 Prevents scale buildup and corrosion

Prevents scale buildup and corrosion in whole-house water systems with NSF-certified polyphosphate media

Refillable

5" sizing accepts cartridges from all major manufacturers for maximum flexibility and sourcing options

and academic or medical laboratories

providing higher flow rates and longer service intervals than standard 2

Water Softening Cartridge Big Blue 20" 10 inch x 4.5 inch Big Blue Filters2713 Prevents scale buildup and corrosionIsopure Water Water Softening Cartridge Big Blue 20" Ion exchange resin cartridge for whole house Big Blue housings 20 Inch Length 4. 5" Diameter Big Blue Compatible Resin Media This 20 inch water softening cartridge fits standard Big Blue 4. 5" x 20" housings and uses ion exchange resin to reduce hardness minerals like calcium and magnesium. Designed for point of use applications or as a pre treatment stage before RO systems in areas with moderately