420 Softener Installation Guide February 25, 2026 21:45 Updated Click on the Document to Open: 7388920_C.pdf 2 MB Download Related articles Kenmore 420 Softener Manual The Do-It-Yourself (DIY) Water Softener Installation Checklist Welcome to the Kenmore Water Softener Family 350 Softener Installation Guide 520 Hybrid Softener Installation Guide
