Hydronix - SMCB-4520 - NSF Carbon Block Filter 4.5" x 20", 0.5m Softening Resin or specialized filtration media

or specialized filtration media

Compatible with ion exchange resin for softening

Ideal for inline RO systems

Keep the old piston as a reference during installation to ensure correct orientation

A worn O-ring is the most common cause of housing leaks

Hydronix - SMCB-4520 - NSF Carbon Block Filter 4.5" x 20", 0.5m Softening Resin or specialized filtration mediaHydronix Professional Series SMCB 4520 NSF Certified Carbon Block Filter Industrial grade 4. 5" x 20" carbon block filtration at 0. 5 micron for whole house, commercial, and well water applications NSF Certified 0. 5 Micron 20" Length WHY IT WORKS High capacity carbon block filtration for demanding applications Solid Carbon Block Compressed activated carbon removes chlorine, taste, odor, and organic contaminants through depth filtration with