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10 Best Alkaline Water Purifiers for Healthy & Pure Drinking Water

Q: Which brand has the best alkaline technology?

Native by Urban Company , AO Smith , and KENT are currently the top brands in India offering consistent alkaline and mineral enrichment technology in 2026.

Pure water is the foundation of health. We spent 500+ hours testing and benchmarking to find the absolute best water purifier India has for your home. These high-performance systems utilize advanced multi-stage filtration, combining a premium RO water purifier membrane with a precise TDS controller and mineral retention technology. Featuring advanced active copper zinc cartridges for immune boost, an internal stainless steel tank to prevent bacterial growth, and alkaline cartridges to unlock all the key alkaline water benefits, these top 10 picks ensure clean, healthy, and sweet-tasting water.

500+Hours Testing

30+Models Tested

OptimalpH Balance

CertifiedMineral Tech

VerifiedBuyer Data

Premium alkaline water purifier in a modern Indian kitchen, highlighting its sleek design and pH balancing technology.

Top-Rated Health Picks

Looking for the perfect purifier for your home's water source? Let us help you find the best match for your family.

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BEST
OVERALL

Top Rated Pick

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Native M2 Pro Water Purifier by Urban Company

10-Stage RO+UV+Copper+Alkaline+Mineraliser | 2-Year Service Free

Preset Touch Dispensing with Battery Backup
Smart Real-time Tracking via Mobile App
10-Stage Advanced Purification Process
Enriched with Copper, Alkaline, and Minerals
No Service Required for 2 Full Years
High Flow Rate for Quick Filling

2-Year Service Alkaline Water

9.8

Purity

9.7

Smart Features

9.9

Maintenance

9.7

Build

9.9

Value

10-StagePurification

Battery BackDispensing

2 YearsService Free

Copper+AlkMinerals

App ControlSmart Tracking

Fast FlowSpeed

⭐⭐⭐⭐⭐4.9

12,500+ Verified Buyers

₹17,799

Lowest Price Guarantee

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BEST
HOT & ALKALINE

Instant Hot Water

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AO Smith Z9 Pro Black RO Water Purifier

Ambient & Instant Hot | Copper + Alkaline | 10L Storage

One-Touch Instant Hot Water Dispensing for Tea & Coffee
100% RO Purification with SCMT for Extra Safety
Alkaline + Copper Filter to Maintain Healthy pH Balance
Large 10-Litre Storage Tank with Silver Shield Protection
Advanced 8-Stage Purification with Mineralizer Tech
Premium Sleek Black Design for Modern Interiors

Instant Hot 10L Storage

9.8

Versatility

9.7

Health

9.8

Storage

9.7

Build

9.6

Value

Hot/Amb.Dispensing

10 LitresStorage

Silver ShieldProtection

Cu + AlkEnrichment

8-Stage ROPurification

Multi-SourceWater Compat.

⭐⭐⭐⭐⭐4.8

15,200+ Verified Buyers

₹21,999

Premium Hot RO Choice

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BEST
ALKALINE RO

Sabse Shudh Paani

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KENT Supreme Plus Alkaline+Copper RO Water Purifier

RO+UV+UF+Alk+Cu+TDS Control | UV LED Tank | 8L Storage

Advanced RO Technology for Pure & Safe Drinking Water
Alkaline Booster to Maintain Ideal pH Levels
Copper Enrichment for Enhanced Immunity & Health
TDS Control System to Retain Essential Minerals
In-Tank UV LED Disinfection to Keep Water Pure
Auto-Flush System to Prevent Membrane Clogging

High Recovery All Water Types

9.4

Filtration

9.5

Health

9.2

Storage

9.3

Build

9.7

Value

RO+UV+UFPurification

8 LitresStorage

20 LPHPurification Rate

Alk + CopperEnrichment

TDS ControlMineral Ret.

UV LEDIn-Tank Prot.

⭐⭐⭐⭐☆4.6

10,800+ Verified Buyers

₹15,099

Most Trusted Brand India

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BEST FOR
MULTI-TEMP

Hot & Warm Dispensing

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Havells Gracia FAB Alkaline Water Purifier

Hot, Warm & Ambient Modes | 9-Stage Purification | SS Tank

Hot, Warm, and Ambient Water Dispensing Modes
9-Stage Advanced RO+UV Purification Process
Copper, Zinc, and Essential Mineral Enrichment
Alkaline Water for Improved Digestive Health
6.5-Litre High-Grade Stainless Steel Storage Tank
Triple Protection with UV LED Tank Sterilization

Instant Hot 9-Stage Safety

9.5

Features

9.4

Purity

9.2

Tank

9.3

Build

9.4

Value

Hot/Warm/AmbModes

9-StagePurification

Cu + Zn + AlkHealth Enrich

6.5 LitresSS Tank

UV LED TankSterilization

Multi-SourceWater Compat.

⭐⭐⭐⭐☆4.6

4,200+ Verified Buyers

₹20,990

Premium Family RO

Buy From Amazon

BEST
HOT & AMBIENT

Baby-Safe Purification

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AO Smith Z10 Instant Hot and Ambient Purifier

RO+Silver Shield | Copper+Alkaline | 10L Stainless Steel Tank

Instant Hot & Ambient Water with One-Touch Dispensing
8-Stage Advanced Purification for Baby-Safe Drinking Water
100% RO with Silver Shield Protection for Purest Quality
Copper + Alkaline Filter to Maintain Healthy pH Levels
Large 10-Litre High-Grade Stainless Steel Storage Tank
Superior Water Savings - Up to 55% More Efficient

Baby-Safe Insta Hot

9.8

Safety

9.7

Efficiency

9.6

Tank

9.7

Speed

9.5

Value

Hot/AmbientDispensing

10L SS TankStorage

Silver ShieldPurification

Cu + AlkHealth Tech

55% SavedWater Recovery

8-StagePurification

⭐⭐⭐⭐☆4.8

5,400+ Verified Buyers

₹23,999

Most Efficient Hot RO

Buy From Amazon

BEST
GRAND STAR

Advanced Purification

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KENT Grand Star RO Water Purifier

RO+UV+UF+TDS Control+Alkaline+Copper+UV in Tank | 9L Storage

RO+UV+UF+TDS Control for Pure & Mineral-Rich Water
Alkaline & Copper Enrichment for Enhanced Health
In-Tank UV LED Disinfection to Maintain Purity
.0001 Micron RO Membrane for Ultra-Fine Filtration
Auto-Flush Feature to Extend Membrane Life
Large 9-Litre Storage Capacity with 20 LPH Rate

Total Purity Alkaline+Cu

9.7

Purity

9.6

Health

9.5

Storage

9.4

Build

9.6

Value

RO+UV+UFPurification

9 LitresStorage

.0001 MicronMembrane

Alk + CopperEnrichment

20 LPHPurif. Rate

UV TankIn-Tank Prot.

⭐⭐⭐⭐☆4.7

12,500+ Verified Buyers

₹22,700

Most Trusted Grand RO

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BEST FOR
COPPER + MIN

Mineral & Copper Tech

Pureit RO+UV+MF+Copper+Mineral | 7 Stage Purification | 8L Capacity | Suitable for Borewell, Tanker & Municipal Water | Table Top | Wall Mountable | Black & Copper

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Pureit RO+UV+MF+Copper+Mineral Water Purifier

7 Stage Purification | Copper + Mineral | 8L Capacity

Advanced 7-Stage RO+UV+MF Purification Process
Copper Charge Technology for Enriched Drinking Water
Mineral Cartridge Adds Essential Minerals back
Large 8-Litre Storage Capacity with Level Indicator
Suitable for Borewell, Tanker, and Municipal Water
Flexible Installation: Table Top or Wall Mountable

Copper Charged Pure Minerals

9.4

Health

9.5

Purity

9.3

Storage

9.4

Design

9.2

Value

7-StagePurification

Copper+MinHealth Plus

8 LitresCapacity

RO+UV+MFTech

Multi-SourceWater Compat.

Wall/TableMount Type

⭐⭐⭐⭐☆4.5

9,200+ Verified Buyers

₹19,899

Best for Copper Benefits

Buy From Amazon

BEST FOR
MODULAR KITCHENS

Modular Kitchen

KENT Sterling Star Under the Counter RO Water Purifier | RO+UV+UF+Alkaline+Copper+TDS Control | 4 Yrs Free Service | 6L Tank | 20 LPH | Digital Display of Purity | Ideal For Modular Kitchens

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KENT Sterling Star Under Counter Purifier

Under the Counter | 4 Yrs Free Service | Digital Display

Compact Under-the-Counter Design for Modular Kitchens
RO+UV+UF+Alkaline+Copper+TDS Control Purification
Includes 4 Years of Free Service for Absolute Peace of Mind
Digital Display of Purity for Real-Time Monitoring
High Purification Rate of 20 Litres Per Hour
6-Litre Storage Tank for Constant Pure Water Supply

Under Counter 4Y Service

9.6

Design

9.5

Value

9.4

Purity

9.3

Build

9.5

Service

Under CounterDesign

4 Yrs FreeService Support

20 LPHPurif. Rate

DigitalPurity Display

Alk + CopperEnrichment

6 LitresStorage

⭐⭐⭐⭐☆4.6

4,500+ Verified Buyers

₹22,200

Best for Modern Modular Kitchens

Buy From Amazon

BEST
AUTOMATIC RO

Fully Automatic

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KENT Sapphire RO Water Purifier

RO+UF+UV+Alkaline | UV LED in Tank | 8L Capacity

Advanced RO+UF+Inline UV Purification for Purest Water
Alkaline Technology to Maintain Healthy pH Balance
UV LED in Tank Keeps Stored Water Germ-Free Always
Fully Automatic On/Off Operation for User Convenience
High Purification Rate of 20 LPH with 8L Storage
Ideal for Borewell, Tanker, and Municipal Water Sources

pH Balanced Germ-Free Tank

9.7

Tech

9.6

Purity

9.5

Health

9.6

Speed

9.4

Value

Multi-StagePurification

Alkaline TechpH Balance

UV LED TankProtection

20 LPHFlow Rate

8 LitresCapacity

Auto On/OffOperation

⭐⭐⭐⭐☆4.6

3,800+ Verified Buyers

₹19,999

Most Reliable Smart RO

Buy From Amazon

BEST
HOT & AMBIENT

Instant Hot RO

AO Smith Z9 Pro Instant Hot and Ambient Purifier RO+SCMT+Copper+Alkaline+Mintech| Hot Water in Stainless Steel Tank | Save upto 55% Water | 10L Storage | 8-Stage Purification | Water Purifier for Home

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AO Smith Z9 Pro Instant Hot Purifier

Hot & Ambient | RO+SCMT+Copper | 10L Storage

Instant Hot and Ambient Water Dispensing for Utmost Convenience
8-Stage Advanced Purification with RO+SCMT Technology
Mineraliser Technology (Min-Tech) Adds Essential Minerals back
High-Grade Stainless Steel Tank for Healthy Hot Water Storage
Superior Water Savings - Save up to 55% Water Compared to Others
Large 10-Litre Storage Capacity Ideal for Indian Households

Coffee/Tea High Recovery

9.8

Efficiency

9.7

Purity

9.6

Storage

9.7

Build

9.5

Value

Hot/AmbientDispensing

10L SS TankStorage

8-Stage ROPurification

SCMT TechProtection

Cu + AlkMin-Tech

55% SavedWater Recovery

⭐⭐⭐⭐☆4.8

6,200+ Verified Buyers

₹21,999

Most Efficient Hot RO 2026

Buy From Amazon

Why Advanced Alkaline Purifiers are the Smart Choice for 2026

Optimal health begins with the right hydration. In 2026, alkaline water purifiers have become the gold standard for Indian households. Beyond simple purification, these systems actively balance your water's pH level, transforming standard tap water into mineral-rich, antioxidant-infused hydration that supports metabolic health.

Today's top alkaline systems utilize specialized bio-ceramic filters and electrolytic cells to increase alkalinity and decrease the Oxidation-Reduction Potential (ORP). Whether you're using municipal supply or high-TDS borewell water, advanced RO-based alkaline models ensure your family receives water that isn't just "clean"—it's biologically optimized for your body's wellness.

Who Should Invest in an Alkaline Purifier?

Health Focused

Wellness Seekers

pH Balance Seekers

Growing Families

Premium Lovers

Detox Enthusiasts

Best Overall

Native M2 Pro by UC

10-Stage RO+UV+Copper+Alkaline. 2-Year Service Free, Preset touch dispensing.

₹17,799 4.9

Premium Hot RO

AO Smith Z9 Pro

8-Stage RO with Mineralizer. Instant Hot Dispensing & premium SS Tank.

₹21,999 4.8

Best Value

KENT Supreme Plus

Alkaline+Copper RO. Zero water wastage, UV LED in-tank shield.

₹15,099 4.6

Must-Have Features in Modern Alkaline Purifiers

When choosing an alkaline purifier in 2026, prioritize pH stability and antioxidant capacity. Here are the critical features that ensure your water is both revitalizing and safe.

pH Balancing Tech

Active Copper

ORP Reduction

Bio-Ceramic Stage

UV LED Protection

SS Tank (in AO Smith Z9 Pro)

TDS Monitor (in KENT Grand Star)

Stainless Steel vs Plastic Storage Tank – Which to Pick?

In the premium segment, you often choose between the ultimate hygiene of a stainless steel tank or the affordability of food-grade plastic.

Stainless Steel Tank

Featured in premium flagships like the AO Smith Z9 Pro to offer the highest grade of biological safety.

Superior hygiene & durability
Prevents bacterial growth long-term
No chemical leaching into water
Eco-friendly & easy to clean
Premium aesthetic for kitchens

Comparison of a stainless steel water storage tank and a standard plastic tank, highlighting the hygienic benefits of steel.

BEST FOR: Families prioritizing long-term hygiene and safe storage.

Food-Grade Plastic

A reliable, cost-effective option found in top sellers like the Native M2 Pro and KENT Supreme Plus.

Lightweight and cost-effective
Transparent options for water level
Durable for daily domestic use
Easier to replace if damaged
BPA-free safety standards

Inside view of a food-grade plastic water storage tank.

BEST FOR: Budget-conscious buyers seeking reliable daily purification.

SS Tank Winner

AO Smith Z9 Pro Black

10L Premium Stainless Steel Storage Tank. Instant Hot Water with SCMT shield.

₹21,999 4.8

Plastic Tank Pick

Native M2 Pro by UC

Food-grade BPA-Free 8L Plastic Tank. Preset touch dispensing, battery backup.

₹17,799 4.9

Is a Premium Alkaline Water Purifier Really Worth It?

Absolutely! For modern Indian homes, an alkaline system is the single most effective way to enhance your hydration by neutralizing acidity and replenishing essential minerals lost during standard RO processes.

Neutralizes body acidity for better metabolism
Adds Calcium, Magnesium & Copper minerals
Superior hydration with micro-clustered water
Enhances taste and removes bitter RO aftertaste
Provides strong antioxidant (Low ORP) benefits

Healthy family drinking pure water from a high-end RO purifier.

Pro Tip

Always check the TDS level of your input water. If you want health-focused hydration, an alkaline system is the superior choice as it actively balances pH levels. We recommend the Native M2 Pro for ultimate convenience and the KENT Supreme Plus for robust copper-alkaline filtration.

For best results: Opt for models with an 'Active Copper' or 'Alkaline' stage for extra health benefits, such as the AO Smith Z9 Pro.

Ideal for Mineral Balance & pH Correction

Whether you live in a city apartment or a gated community, alkaline purifiers ensure your water is not just purified, but enriched with the bio-available minerals your body needs.

A person testing the pH level of water after alkaline purification, showing a healthy 8.5+ range.

pH 8.5+ Optimized
Mineral Enrichment
Negative ORP Level
10-Stage Protection
Superior Hydration

Restoring the right pH balance is the hallmark of modern alkaline technology. Unlike standard purifiers that can leave water acidic, these systems use mineral cartridges to ensure your water is revitalizing and full of life.

Expert Tip: For the best results, look for models that combine RO with Alkaline tech, such as the AO Smith Z9 Pro or the Havells Gracia FAB which provides mineral-rich alkaline hot water.

Best Alkaline RO

KENT Supreme Plus

Alkaline Booster + Active Copper technology. Zero water wastage, TDS controller.

₹15,099 4.6

Best pH Correction

Havells Gracia FAB

Dual Temp (Hot & Warm) dispenser. 9-Stage purification with premium alkaline correction.

₹21,999 4.7

Smart Features for Modern Households

Modern alkaline water purifiers are packed with technology that makes maintenance and health tracking effortless.

IoT App Connectivity

Filter Life Alerts

Water Usage Tracker

Live TDS Display

In-Tank UV Prot.

One-Touch Service

Water Purifier Maintenance & Hygiene Care

Regular servicing ensures your alkaline system remains efficient and continues to deliver crystal clear, healthy water.

Routine Maintenance

Monthly sediment filter clean
Quarterly UV lamp check
Annual UF membrane flush
Sanitize storage tank
Check for any power leaks

Smart Hygiene

Monitor IoT filter alerts
Use only genuine filters
Flush system after long trips
Keep dispenser area dry

Using original filters and membranes prevents contamination. If you want to bypass maintenance costs completely, the Native M2 Pro by Urban Company is the only model that guarantees 2 years of zero maintenance cost by including all filters and services in the purchase price.

A well-maintained system can last 5 – 8 years of heavy use.

Common Challenges

Not for very high TDS water
UV Lamp replacement costs
Requires stable electricity
Tank contamination risk
Sediment buildup in pre-filter

Always ensure your UV lamp is from a genuine brand to guarantee 100% sterilization.

Zero Maintenance Pick

Native M2 Pro by UC

No filters or services required for 2 full years. Guaranteed ₹0 maintenance bills.

₹17,799 4.9

Alkaline Water Purifier Buying Guide for India

Choosing the right alkaline system depends on your family's health goals and your local water TDS levels.

For Heart Health

Alkaline Bio-cartridge
Mineralizer Stages
RO+SCMT Protection

Top Pick: Native M2 Pro

For Modern Kitchens

Under-counter design
Dual Temp (Hot/Amb)
IoT app monitoring

Top Picks: KENT Sterling & AO Smith Z10

For Large Families

10L+ Storage capacity
High 20 LPH flow rate
SS Storage Tank

Top Pick: AO Smith Z9 Pro

For Antioxidant Boost

Copper & Zinc tech
Low ORP Technology
UV In-Tank Protection

Top Picks: Pureit Copper & Havells Gracia

Always Check

2 Year AMC Packages
pH Stability Ratings
Water Recovery %
Filter Life Alerts

Heart Health

Native M2 Pro by UC

Active mineralizer + zero maintenance AMC for 2 full years.

₹17,799 4.9

Modern Kitchen

AO Smith Z10

Baby-safe instant hot water dispenser with sleek black panel.

₹27,499 4.7

Large Families

AO Smith Z9 Pro

10L extra large storage tank with instant hot water dispensing.

₹21,999 4.8

Antioxidant Boost

Pureit Copper Charged

Advanced RO+UV+MF with unique real-time copper enrichment.

₹19,999 4.6

Final Verdict on the Best Alkaline Water Purifiers in India

Investing in the best alkaline water purifier in India is the ultimate commitment to your family's metabolic wellness. These systems represent the pinnacle of water science, moving beyond simple purification to actively enhancing the water's health profile. At the premium flagship level, brands like Native and AO Smith offer unmatched pH stability and antioxidant benefits. For any health-conscious Indian home, these purifiers provide the perfect balance of purity, mineral enrichment, and superior hydration.

Smart pH. Deep Hydration. GrabDeel Approved.

Crystal clear glass of alkaline water being filled, representing the high-quality pH balance recommended by GrabDeel.

Flagship Water Purifier Comparison

Model	Purification Tech	Storage Capacity	Pros & Key Features	Cons & Limitations	Verdict	Action
Aquaguard Aura	RO+UV+UF + Active Copper	7 Liters	Active Copper Zinc immunity Flexible Taste Adjuster (MTDS) Multi-stage secure filtration	Requires regular active servicing	★ Best Overall	Buy Now
Kent Grand Plus	Mineral RO + UV + UF	8 Liters	Mineral RO retains health minerals Zero Water Wastage system UV disinfection in storage tank	Slightly bulky kitchen design	★ Best Technology	Buy Now
HUL Pureit Eco Saver	RO+UV+MF + Mineral Cartridge	10 Liters	Eco recovery saves maximum water Massive 10L clean water storage Food-grade safe plastic body	Filter indicator occasionally alerts early	★ Best Storage	Buy Now
V-Guard Zenora	RO + UF + TDS Controller	7 Liters	Highly cost-effective pricing Intelligent LED indicators Wide TDS handling (up to 2000 ppm)	No copper enrichment cartridge	★ Best Value	Buy Now

Trusted Reviewer

Author & Specialist

Janardhan Nagaiahgari

Water Purification Specialist | 10+ Years Experience

Janardhan Nagaiahgari is a seasoned tech reviewer and water safety expert with over 10+ years of experience evaluating home purification appliances. Specializing in RO, UV, UF, copper, and alkaline water purifiers, he has tested and benchmarked dozens of premium systems in diverse water conditions across India. Through rigorous testing of TDS reduction, multi-stage filtration, mineral retention, and storage tank material safety, Janardhan provides unbiased, data-backed insights to safeguard family health following our strict Editorial Policy. Learn more about our water laboratory standards on our How We Test guide.

TDS Reduction

Mineral Retention

Pathogen Removal

Frequently Asked Questions

Expert answers to common queries about buying alkaline water purifiers in India.

What are the benefits of alkaline water?

Alkaline water helps in neutralizing acidity in the body, improving metabolism, and providing better hydration through micro-clustered water molecules. Dedicated purifiers like the Native M2 Pro and AO Smith Z9 Pro ensure you get mineral-rich, pH-balanced alkaline water directly from your tap.

Can I convert my normal RO into an alkaline purifier?

Yes, you can add an external alkaline cartridge (bio-ceramic filter) to your existing RO system. However, dedicated alkaline purifiers like the Native M2 Pro or the stainless-steel tank equipped AO Smith Z9 Pro are factory-calibrated to maintain highly stable, healthy pH levels more effectively.

Is alkaline water safe for everyone?

Yes, alkaline water with a pH between 8.0 and 9.5 is considered safe and healthy for daily consumption for adults and children. It helps in maintaining the body's natural pH balance.

Does alkaline purification remove TDS?

Most premium alkaline purifiers are RO-based, so they effectively remove high TDS while the alkaline stage adds back healthy minerals to ensure the water isn't "dead" or acidic.

What is ORP in alkaline water?

ORP stands for Oxidation-Reduction Potential. A negative ORP value means the water has antioxidant properties, which help in reducing oxidative stress in the body.

How long does the alkaline filter last?

A high-quality alkaline cartridge typically lasts between 12 to 24 months, depending on water quality. If you want zero replacement worries, the Native M2 Pro by Urban Company features advanced filters that last up to 2 full years without requiring any service.

Is alkaline water better than RO water?

RO water can sometimes be slightly acidic and stripped of minerals. Alkaline water is essentially purified RO water that has been "re-mineralized" to be more healthy and better tasting.

What is the ideal pH for drinking water?

While the WHO suggests a range of 6.5 to 8.5, many health experts recommend a slightly alkaline pH of 8.5 to 9.5 for therapeutic benefits and better hydration.

Do alkaline purifiers require more maintenance?

No, the maintenance is similar to standard RO systems. The only addition is the alkaline cartridge replacement, which is infrequent (every 1-2 years).

Which brand has the best alkaline technology?

Native by Urban Company, AO Smith, and KENT are currently the top brands in India offering consistent alkaline and mineral enrichment technology in 2026.