NuvoH2O Home Water Softener Replacement Cartridge — Salt-Free CitraCharge, 20,000 Gal / 6 Month (Model 22101) 641753378314 and 2 AAA batteries

and 2 AAA batteries

Automatic Temperature Compensation (ATC): 5–50°C / 41–122°F

✅ 3-foot probe cable — extra flexibility for deep or wide sample containers

When to Clean Electrodes:

NuvoH2O Home Water Softener Replacement Cartridge — Salt-Free CitraCharge, 20,000 Gal / 6 Month (Model 22101) 641753378314 and 2 AAA batteriesNuvoH2O Home Water Softener Replacement Cartridge 22101 Keep your NuvoH2O Home System performing at peak efficiency with this genuine salt free water softener replacement cartridge. Uses CitraCharge technology to eliminate hard water minerals, prevent scale buildup, and protect your plumbing and appliances for up to 20,000 gallons or 6 months. Why Choose This Replacement Cartridge? Salt free CitraCharge technology: Softens water naturally without