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10 Best hard water softener systems of 2025
Save up to 35% off
Best Choice1
AquasanaAquasana SimplySoft® 40,000 Grain Water Softener - Whole House Hard Water Reduction - Base Tank & Cabinet System WH-SF40-BASE
Key specs-
special feature:IAPMO certified, NSF/ANSI 44
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capacity:40,000 Grain
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dimensions:30L x 16W x 43H
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color:Blue
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material:N/A
9.8Exceptional
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Value for Money2
KenmoreKenmore 350 Water Softener With High Flow Valve | Reduce Hardness Minerals & Clear Water Iron In Your Home | Whole House | Easy To Install | Grey
9.6Exceptional
Our Rating
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3
AquasureAquasure Harmony Series 48,000 Grains Whole House Water Softener w/High Efficiency Digital Metered Control Head (48,000 Grains)
9.3Excellent
Our Rating
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4
EXPRESS WATERWhole House Water Filter System| ULTIMATE PROTECTION | 3 Stage Water Purifier Whole Home, Top-Tier Heavy Metal + Anti-Scale Filters, High Reduction in Scale, Chloramine, Chlorine, PFAs, Lead, Arsenic
Key specs-
Filtration Stages:3-Stage
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Installation Type:Inline, under-sink
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Maintenance Frequency:Easy-to-change cartridges
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Dimensions:29 x 8.5 x 30 inches
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Contaminants Removed:Mercury, lead, heavy metals
9.2Excellent
Our Rating
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5
iSpringiSpring ED2000 Whole House Water Descaler, Alternative Electronic Salt-Free Hard Water Conditioner, Reduces Limescale Prevent Deposits Build-up, Different from a Water Softener
8.9Very Good
Our Rating
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6
AO SmithAO Smith Whole House Salt Free Descaler System - Works with City & Well Water Filters - 6yr, 600,000 Gl - Water Softener Alternative for Home - AO-WH-DSCLR
8.8Very Good
Our Rating
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7
NuvoH2ONuvoH2O Citrus, Salt-Free Water Filter System + Water Softener – Healthy & Pure Water, Retains Healthy Minerals – Removes Hard Water Build Up (Home System)
35% Off8.7Very Good
Our Rating
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8
iSpringiSpring Whole House Water Filter System, Reduces Iron, Manganese, Chlorine, Sediment, Taste, and Odor, 3-Stage Iron Filter Whole House, Model: WGB32BM
11% Off8.6Very Good
Our Rating
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9
Tier1Tier1 Whole House Water Softener System Compact 32,000 Grain High Efficiency with Sediment Pre-Filter | Pre-Filled Mineral Tank with 1 Cubic Foot of Cation Resin | Home Water Filtration System
Key specs-
special feature:No-Maintenance Ceramic
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capacity:32,000 Grains
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dimensions:24 x 14 x 46 inches
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color:N/A
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material:Ceramic disk control valve
8.5Good
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10
VEVORVEVOR RV Water Softener, 16,000 Grain Portable Water Softener, with 3/4" Brass Fittings and 42" Hose, Soften Hard Water Filter System for RVs, Trailers, Boats, Mobile Car Washing, Pressure Washing
Key specs-
Flow Rate:3/4-inch large flow
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Installation:Quick and Hassle-Free
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Capacity:16,000 grains
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Dimensions:9.6 x 9.6 x 19.3 inches
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Material:NSF-certified food-grade resin
8.3Good
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