Fits iSpring F3 10-inch Universal Replacement Filter Set Cartridges for Reverse Osmosis and 3-Stage Water Filtration Systems Iron & Hydrogen Sulfide Removal Oversized cartridge design delivers up

Oversized cartridge design delivers up to 50% more media capacity than standard cartridges

Restore system pressure and verify proper air check operation by monitoring for backflow during system cycling

1/4" NPT inlet and outlet connections work with standard plumbing fittings

The Omnipure OCB934RO uses loose granular activated carbon to reduce chlorine

Direct OEM replacement from Fleck ensures proper voltage delivery and long-term reliability for residential softener valve control systems

Fits iSpring F3 10-inch Universal Replacement Filter Set Cartridges for Reverse Osmosis and 3-Stage Water Filtration Systems Iron & Hydrogen Sulfide Removal Oversized cartridge design delivers upUniversal Replacement Filter Set Fits iSpring F3 10 inch 3 Stage Pre Filter Cartridge Pack Complete 6 month replacement set for reverse osmosis and 3 stage water filtration systems with sediment, GAC, and carbon block filtration Fits all standard 10" housings 5 micron filtration 6 month filter life Extends RO membrane lifespan This three stage pre filter pack is designed to replace the first three cartridges in iSpring 5 stage, 6 stage, and 7 stage