AO Smith RO Water Filter Membrane Replacement for AOS-HERO-S2
Category: a.o.smith water

About this item
- Advanced Filtration - Replacement membrane indepently tested to NSF standards 42, 53, 58, and 401.
- Stage 2 reverse osmosis replacement membrane for AOS-HERO-CHR (B0CCQF4QZX) systems. Replace every 12 months or 730 gallons whichever comes first.
- Utilize only authorized AO Smith replacement filter cartridge for ongoing removal of impurities and optimal system operation.
- Clean, Healthy Water - Reduce up to 99% of 90 contaminants including chlorine, chloramine, lead, pesticides, PFOA/PFOS, cysts, microplastics, and more from water in your house.

