Aries (AF-20-2115-BB) 20"x4.5" Big Blue 1.5 KDF-55-GAC Filter 20 inch x 4.5 inch Big Blue Filters2776 with optimal performance above pH

with optimal performance above pH 7

3500 gallon capacity provides extended filtration before replacement is needed

Where to Use the ELF PHOS Filter

This mid-range standard provides the most practical reference point for general conductivity measurements in municipal water

Installs without drilling into wet drain pipes

Aries (AF-20-2115-BB) 20"x4.5" Big Blue 1.5 KDF-55-GAC Filter 20 inch x 4.5 inch Big Blue Filters2776 with optimal performance above pHAries Filter Works 20"x4. 5" Big Blue AF 20 2115 BB KDF 55 GAC Specialty Filter Dual action filtration combining coconut shell GAC with KDF 55 media for whole house chlorine removal, heavy metal reduction, and bacterial inhibition KDF 55 & GAC Whole House Heavy Metal Reduction WHY IT WORKS Redox media meets activated carbon for extended performance KDF 55 Redox Process Removes chlorine and reduces water soluble heavy metals through oxidation