August 2, 2025

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10 Best whole home water purification systems of 2025

Save up to 18% off

Best Choice

1

iSpring
iSpring WF150K Whole House Central Water Filtration System with Set and Forget Smart Valve, Up to 10 Years
Main highlights

Key Features
NSF/ANSI 42 and 53 certified, removes multiple contaminants, high capacity for 2-5 bathrooms, minimum maintenance with digital control, 10-year warranty.

Ideal Use Cases
Perfect for residential homes or commercial settings needing clear, taste-enhanced water; especially homes with 2-5 bathrooms or appliances needing protection.

Customer Praise
Most reviews highlight the system`s effectiveness in water purification, ease of maintenance, and the exceptional customer service and support from iSpring.
Key specs
- Installation Type:Whole house
- Dimensions:11 x 11 x 63.5 inches
- Contaminants Removed:Chlorine, lead, heavy metals
- Filtration Stages:N/A
- Maintenance Frequency:Minimal, every 5-10 years
9.9

Exceptional

Our Rating

9.9
worth the money

9.9
Easy installation

9.9
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Value for Money

2

CLEARSOURCE
Clearsource Whole Home Water Filtration System
Main highlights

Advanced Protection
Industry-leading filtration against contaminants, improving taste and smell throughout your home.

Ideal for Health-Conscious Homes
Perfect for households seeking comprehensive protection from viruses, bacteria, and other harmful contaminants.

Customer Praise for VirusGuard
Users love the VirusGuard technology for its superior contaminant removal.
Key specs
- Installation Type:Whole house system
- Dimensions:25 x 9 x 29 inches
- Contaminants Removed:Viruses, bacteria, cysts
- Filtration Stages:Three-stage filtering
- Maintenance Frequency:N/A
9.8

Exceptional

Our Rating
3

EXPRESS WATER
Whole 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
Main highlights

Advanced Filtration Technology
Three-stage system reduces heavy metals, scale, and contaminants.

Versatile Home Use
Ideal for well, tap, or municipal water filtering.

Customer Praised Water Quality
Users love the improved taste and clarity of water.
Key specs
- Installation Type:Inline, under-sink
- Dimensions:29 x 8.5 x 30 inches
- Contaminants Removed:Mercury, lead, heavy metals
- Filtration Stages:3-Stage
- Maintenance Frequency:Easy-to-change cartridges
9.7

Exceptional

Our Rating

9.9
Water tight

9.3
Easy installation

8.9
materials Quality
4

HQUA
HQUA WF3-01 3-Stage Whole House Water Filtration System, Reduces Heavy Metals (Lead, Mercury, Copper, Nickel, Chromium), Chloramine, Sediment, Odor, and VOC’s (Sediment Heavy Metal Carbon 3 Stage)
Main highlights

Comprehensive Filtration System
Includes sediment, GAC+KDF, and carbon block filters for clean, safe water.

Ideal for Whole House Use
Perfect for homes needing high flow and multi-stage filtration.

Praise for Leak Prevention
Brass threads prevent leaks, ensuring durable connections.
Key specs
- Installation Type:Bracket-mounted
- Dimensions:22 x 9.5 x 28 inches
- Contaminants Removed:Heavy Metals, Chemicals
- Filtration Stages:3 Stage
- Maintenance Frequency:180 days
9.5

Excellent

Our Rating
5

APEC WATER
APEC Water Systems ROES-50 Essence Series Top Tier 5-Stage WQA Certified Ultra Safe Reverse Osmosis Drinking Water Filter System
Main highlights

Comprehensive Water Filtration
Removes up to 99% of impurities, including arsenic, chlorine, and lead for superior water quality.

Ideal for Home Use
Perfect for tap and well water, offering unlimited clean water superior to bottled options.

Highly Praised Water Taste
Customers love the crisp, refreshing taste, often exceeding expectations.
Key specs
- Installation Type:Under-sink
- Dimensions:16 x 5.25 x 17.5 inches
- Contaminants Removed:Arsenic, chlorine, lead, fluoride
- Filtration Stages:5 stages
- Maintenance Frequency:N/A
9.3

Excellent

Our Rating

9.7
worth the money

9.7
Flavor

9.3
Instruction
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6

Aquasure
Aquasure Harmony Series 48,000 Grains Whole House Water Softener w/High Efficiency Digital Metered Control Head (48,000 Grains)
Main highlights

Ultra-Softened Water Delivery
The Aquasure Harmony Series provides ultra-softened water for 3-4 bathrooms, enhancing water quality throughout your home.

Ideal for Household Appliance Protection
Perfect for preventing scale buildup and prolonging appliance lifespan, making it ideal for homes with multiple bathrooms.

Highly Rated for Ease of Setup
Customers frequently praise the easy setup and installation process, ensuring a hassle-free experience.
9.0

Excellent

Our Rating

9.5
Sheerness

9.3
worth the money

8.9
Easy installation
7

Kenmore
Kenmore Elite 520 Hybrid Water Softener & Whole House Filtration System | NSF Certified | Reduces Hard Water and Chlorine Taste & Odor in Your Home | Fully Programmable
Main highlights

Effective Water Treatment
Reduces hardness up to 100 grains/gallon and iron up to 3 PPM.

Ideal for Whole Home Use
Perfect for households needing softened and filtered water.

Highly Praised Installation
Easy installation praised by customers, fits existing setups.
Key specs
- special feature:Programmable
- dimensions:20.5L x 15W x 48H
- color:N/A
- material:N/A
- flow rate:N/A
8.7

Very Good

Our Rating

8.2
Easy installation

8.0
worth the money

8.0
Flavor
8

AO Smith
AO Smith Whole House Water Filter System - Whole Home Filtration for Well & City Water - Filters 96.9% of Chlorine Taste & Odor - 6 yr, 600,000 Gl, AO-WH-FILTER

12% Off
Main highlights

Chlorine Reduction for Healthier Water
Reduces 96.9% of chlorine taste and odor, enhancing water quality.

Ideal for Large Households
Perfect for homes with 4+ people; no water waste.

Customer Praised Water Taste Improvement
Users report significant taste improvement and chemical smell removal.
8.5

Good

Our Rating

8.4
Easy installation

8.0
Flavor

8.0
Tech Support
9

iSpring
iSpring WGB21B 2-Stage Whole House Water Filtration System, with 10" x 4.5" Sediment CTO(Chlorine, Taste, and Odor) Filter, 1" Inlet/Outlet

18% Off
Main highlights

Two-Stage Filtration Efficiency
The system uses a 5-micron sediment filter and a CTO filter to remove dirt, chlorine, and VOCs, ensuring clean water.

Ideal for Well Water Users
Perfect for households using well water, addressing issues like iron and sediment buildup effectively.

Highly Praised Customer Service
Customers frequently commend the responsive and helpful customer service, ensuring a smooth experience.
8.4

Good

Our Rating

9.5
worth the money

9.5
Tech Support

9.5
Sheerness
10

HQUA
HQUA-TWS-12 Ultraviolet Water Purifier Filter for Whole House Water Purification,12GPM 120V, 1 Extra UV Lamp + 1 Extra Quartz Sleeve

16% Off
Main highlights

Efficient Disinfection
Disinfects 99.99% of bacteria and viruses without chemicals.

Ideal for Whole House
Perfect for whole house water purification needs.

Compact Design Benefit
Compact size and easy installation praised by customers.
Key specs
- Installation Type:Under-Sink & Countertop
- Dimensions:21 x 3.5 x 3.5 inches
- Contaminants Removed:99.99% bacteria and viruses
- Filtration Stages:N/A
- Maintenance Frequency:9000 hours UV bulb
8.3

Good

Our Rating

9.3
Easy installation

9.3
worth the money

8.9
Flavor

10 Best whole home water purification systems of 2025

1

iSpring WF150K Whole House Central Water Filtration System with Set and Forget Smart Valve, Up to 10 Years

9.9

9.9

9.9

How do we rank?

How do we rank?

Analyzing top stores

2

Clearsource Whole Home Water Filtration System

3

Whole 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

9.9

9.3

8.9

4

HQUA WF3-01 3-Stage Whole House Water Filtration System, Reduces Heavy Metals (Lead, Mercury, Copper, Nickel, Chromium), Chloramine, Sediment, Odor, and VOC’s (Sediment Heavy Metal Carbon 3 Stage)

5

APEC Water Systems ROES-50 Essence Series Top Tier 5-Stage WQA Certified Ultra Safe Reverse Osmosis Drinking Water Filter System

9.7

9.7

9.3

6

Aquasure Harmony Series 48,000 Grains Whole House Water Softener w/High Efficiency Digital Metered Control Head (48,000 Grains)

9.5

9.3

8.9

7

Kenmore Elite 520 Hybrid Water Softener & Whole House Filtration System | NSF Certified | Reduces Hard Water and Chlorine Taste & Odor in Your Home | Fully Programmable

8.2

8.0

8.0

8

AO Smith Whole House Water Filter System - Whole Home Filtration for Well & City Water - Filters 96.9% of Chlorine Taste & Odor - 6 yr, 600,000 Gl, AO-WH-FILTER

8.4

8.0

8.0

9

iSpring WGB21B 2-Stage Whole House Water Filtration System, with 10" x 4.5" Sediment CTO(Chlorine, Taste, and Odor) Filter, 1" Inlet/Outlet

9.5

9.5

9.5

10

HQUA-TWS-12 Ultraviolet Water Purifier Filter for Whole House Water Purification,12GPM 120V, 1 Extra UV Lamp + 1 Extra Quartz Sleeve

9.3

9.3

8.9

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