GRO Filter Replacement Set | 3 Filters for 4-Stage RO System Omnipure (ELF C-249) 12.5"x4" Diamter E-Series ELF ALL C-249 Resin A water softener may be

A water softener may be necessary downstream of the neutralizing filter depending on incoming hardness and desired finished water quality

Also works with any under-counter RO system using standard 10-inch filter housings in stages 1

The Relton PD-42 Carbide Pilot Drill Bit is the essential first tool in professional porcelain countertop cutting applications

This housing is ideal for schools

Phosphate Scale Prevention

GRO Filter Replacement Set | 3 Filters for 4-Stage RO System Omnipure (ELF C-249) 12.5"x4" Diamter E-Series ELF ALL C-249 Resin A water softener may beThis annual replacement set includes all three filters for your 4 stage GRO reverse osmosis system, excluding the membrane. Designed specifically for high recovery units using GRO 75EN or GRO 50EN Pentair membranes, this NSF certified package keeps your water pure with minimal waste. SPECIFICATIONS What's Included Product Name GRO Filter Replacement Set (3 Filters) System Compatibility 4 Stage High Recovery RO Systems Membrane Compatibility GRO 75EN,