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Deals live October 6–7

Deals live October 6–7

Prime Fall Special is Coming

Waterdrop Fresh Starts for Healthier Fall Routines

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WATERDROPFILTER.COM
EXCLUSIVE BENEFIT

Member Benefits

Member Benefits

30-Day Price Match

30-Day Price Match

100% Authentic Products

100% Authentic Products

30-Day Money-Back Guarantee

30-Day Money-Back Guarantee

Subscribe to Get a $20 Off Coupon

By subscribing, you are agreeing to Waterdrop's Terms and Privacy Policy

Find the Right for Every Fall Need

Daily Drinking

Cleaner water for the whole family

Family Hosting

Get your kitchen ready for guests and gatherings

Cooking and Meal Prep

Better water for coffee tea and everyday meals

Easy Water Upgrade

Simple solutions for every home setup

Daily Drinking

Cleaner water for the whole family

Cooking and Meal Prep

Better water for coffee tea and everyday meals

Family Hosting

Get your kitchen ready for guests and gatherings

Easy Water Upgrade

Simple solutions for every home setup

Pure Water, Guaranteed

Better Water for Busier Fall Routines

As cooking, coffee, hydration and family moments pick up, Waterdrop hhelps make better water part of every fall routine.

Gift Cards

Smart Winning Picks

SAVE $260 Waterdrop X Series Reverse Osmosis System, X12
BEST SELLER

Waterdrop X Series Reverse Osmosis System, X12

11-stage Filtration

Smart Digital Faucet

Healthy Alkaline Minerals

1200 GPD Max Capacity

NSF/ANSI 42 & 58 & 372 Certified

$1,039.00 $1,299.00
Buy Now
SAVE $240 800 GPD Tankless Reverse Osmosis System - Waterdrop G3P800

800 GPD Tankless Reverse Osmosis System - Waterdrop G3P800
Trustpilot

10-Stage Filtration

800 GPD Large Capacity

NSF/ANSI 42, 53, 58 & 372 Certified

$759.00 $999.00
Buy Now
SAVE $110 G3P600 Reverse Osmosis System - Waterdrop G3P600

G3P600 Reverse Osmosis System - Waterdrop G3P600
Trustpilot

8-Stage Filtration

600 GPD High Capacity

NSF/ANSI 42, 53, 58 & 372 Certified

$429.00 $539.00
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SAVE $200 Waterdrop X Series Alkaline Reverse Osmosis System, X8-A

Waterdrop X Series Alkaline Reverse Osmosis System, X8-A
Trustpilot

10-Stage Precise Filtration

800 GPD Large Capacity

Healthy Alkaline Minerals

$599.00 $799.00
Buy Now
SAVE $500 Waterdrop X Series Undersink Reverse Osmosis System, X16-S

Waterdrop X Series Undersink Reverse Osmosis System, X16-S
Trustpilot

1600 GPD Fast Flow Rate

Healthy Alkaline Minerals

NSF/ANSI 42, 58 & 372 Certified

$1,499.00 $1,999.00
Buy Now
SAVE $260 Waterdrop X Series Reverse Osmosis System, X12-B

Waterdrop X Series Reverse Osmosis System, X12-B
Trustpilot

1200 GPD Fast Flow Rate

Healthy Alkaline Minerals

NSF/ANSI 42, 58 & 372 Certified

$1,039.00 $1,299.00
Buy Now

Best Value Wins

SAVE $110
Waterdrop M6CG Remineralization Hot Cold Countertop RO System

M6CG Mineralized Hot Cold RO System

Enjoy full control with adjustable temps from 59℉ to 203℉ and flexible volumes from 4oz to MAX for coffee, tea, or daily hydration.

Trustpilot
$429.00 $539.00
Pre-Order
SAVE $80
Waterdrop M6SL Mineral Reverse Osmosis System Countertop Water Filter

M6SL Mineral Countertop RO System

Provides essential minerals such as K⁺*, Ca²⁺*, Na⁺*, and Mg²⁺* to help maintain balanced pH and support strong teeth and bones.

Trustpilot
$249.00 $329.00
Pre-Order
SAVE $110 Waterdrop M6H Instant Hot Reverse Osmosis System, Countertop RO Filter

Waterdrop M6H Instant Hot Reverse Osmosis System, Countertop RO Filter
Trustpilot

Instant Heating

Detachable Glass Pitcher

NSF/ANSI 58 & 372 Certified

$309.00 $419.00
Buy Now
SAVE $280 Waterdrop X Series Dual Flow Reverse Osmosis System, X12-PRO

Waterdrop X Series Dual Flow Reverse Osmosis System, X12-PRO
Trustpilot

11-stage Filtration

1200 GPD Large Capacity

Pure and Filtered Dual Flow

$1,119.00 $1,399.00
Buy Now
SAVE $120 Waterdrop Remineralization Hot Cold RO Water Dispenser, A2G

Waterdrop Remineralization Hot Cold RO Water Dispenser, A2G
Trustpilot

Instant Hot & Cold

Add Beneficial Minerals

Portable Pure Water Tank

$389.00 $509.00
Buy Now
SAVE $70 Waterdrop C1H Instant Hot Water Reverse Osmosis System

Waterdrop C1H Instant Hot Water Reverse Osmosis System
Trustpilot

6-Stage RO Filtration

3-Second Instant Heating

Smart Touch, Maximum Convenience

$229.00 $299.00
Buy Now
SAVE $50 Waterdrop Remineralization Countertop CoreRO System C1SL

Waterdrop Remineralization Countertop CoreRO System C1SL
Trustpilot

Advanced 7-stage Filtration

Healthy Alkaline Minerals

NSF/ANSI 372 Certified

$219.00 $269.00
Buy Now

Best Sellers

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Exclusive Deals Ends In :

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SAVE $240 Waterdrop Instant Hot Water Dispenser, Reverse Osmosis System, K6

Waterdrop Instant Hot Water Dispenser, Reverse Osmosis System, K6
Trustpilot

Instant Hot & Always Pure

600 GPD High Flow Rate

Reduces 98% PFOA & PFOS

$559.00 $799.00
Buy Now
SAVE $70 Waterdrop G5P700A Alkaline Reverse Osmosis Water Filter

Waterdrop G5P700A Alkaline Reverse Osmosis Water Filter
Trustpilot

7-Stage Filtration

Healthy Alkaline Minerals

700GPD High-Speed Flow

$289.99 $359.99
Buy Now
SAVE $140 Waterdrop Reverse Osmosis Hot Cold Water Dispenser, A1

Waterdrop Reverse Osmosis Hot Cold Water Dispenser, A1
Trustpilot

Dual LED Function

41℉ to 203℉

7-Stage RO Filtration

$509.00 $649.00
Buy Now
SAVE $100 Countertop Remineralization Reverse Osmosis Water Filter System K19-SFK

Countertop Remineralization Reverse Osmosis Water Filter System K19-SFK
Trustpilot

Advanced 7-stage Filtration

Healthy Alkaline Minerals

NSF/ANSI 58 Certified

$249.00 $349.00
Buy Now

Shop by Category

RO Systems

Undersink

Countertop

Whole House

10,000+

4.7/5

Trustpilot

4.9/5

Amazon

10,000+
I find myself actually drinking more water because it tastes so good.
Compare now
SAVE 20% Waterdrop C2SL Countertop Mineral Reverse Osmosis System with Glass Pitcher
Waterdrop C2SL Countertop Mineral Reverse Osmosis System with Glass Pitcher
$159.99 $199.99

Buy Now
SAVE $80 Waterdrop T4-A 450GPD Alkaline Dual Flow Reverse Osmosis System
Waterdrop T4-A 450GPD Alkaline Dual Flow Reverse Osmosis System
$249.99 $329.99

Remove 99% of Lead | Alkaline Minerals

Buy Now
SAVE $300 Waterdrop X12D-Plus Dual Flow Alkaline Reverse Osmosis Water Filter
Waterdrop X12D-Plus Dual Flow Alkaline Reverse Osmosis Water Filter
$1,169.00 $1,469.00

Buy Now
SAVE $50 Waterdrop C1S Countertop CoreRO System
Waterdrop C1S Countertop CoreRO System
$209.00 $259.00

Remove 99% of Lead

Buy Now
SAVE $80 Waterdrop T3-M 450G Remineralization RO Under the Sink Water Filter
Waterdrop T3-M 450G Remineralization RO Under the Sink Water Filter
$199.99 $279.99

Remove 99% of Lead | Alkaline Minerals

Buy Now
SAVE $100 Instant Hot Countertop RO System - Waterdrop K19-H
Instant Hot Countertop RO System - Waterdrop K19-H
$279.00 $379.00

Remove 99% of Lead

Buy Now
SAVE $100 Waterdrop M1 Instant Hot RO Countertop Water Dispenser
Waterdrop M1 Instant Hot RO Countertop Water Dispenser
$279.00 $379.00

Remove 99% of Lead

Buy Now
SAVE $70 Waterdrop G5P700A-PRO Dual-Flow Alkaline Reverse Osmosis Water Filter
Waterdrop G5P700A-PRO Dual-Flow Alkaline Reverse Osmosis Water Filter
$349.99 $419.99

Dual Water Paths | Alkaline Minerals

Buy Now

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Never Run Out of Cleaner Water

Never Run Out of Cleaner Water

Enjoy Hassle-Free Deliveries of Replacement Filters, Keeping Your Water Fresh and Pure.

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For RO System For Undersink For Countertop For Wholehouse

Why Choose Waterdrop

  • MEMBER BENEFITS

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    DIRECT FROM BRAND

    DIRECT FROM BRAND

    Genuine Products, Lifetime Support

    NO. 1 TANKLESS RO BRAND ON AMAZON US*

    NO. 1 TANKLESS RO BRAND ON AMAZON US*

    Based on Amazon US Sales Data

  • WARRANTY PROTECTION

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    Coverage for Your System

    FAST, FREE SHIPPING

    FAST, FREE SHIPPING

    On All Orders

    30-DAY RETURNS

    30-DAY RETURNS

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Terms and Conditions

Promotional Period
2026 Waterdrop Big Fall Pre-sale promotion will begin at 12:00 AM PDT on Sep. 30th, 2026, and ends at 11:59 PM PDT on Oct. 5th, 2026.
Eligibility
This promotion is available to all U.S. residents with a valid shipping address in the continental U.S. who are 18 years or older as of Sep. 30th, 2026 (hereinafter referred to as "Participants").
1. Coupon Terms
-Only one coupon can be applied per order. -Extra discount codes from events (e.g., Spin the Wheel) can be used on all products but cannot be combined with exclusive discounts. -Customers may choose to apply for a coupon, purchase-related discounts, or other available offers. Note that purchase-related discounts will be void if another discount is applied at checkout. -Coupons are valid only for U.S. customers.
2. Price Match Policy
At Waterdrop, we highly value our customers' shopping experience. That's why we offer a 30-day price match guarantee. If you happen to notice a price reduction on the item you purchased at Waterdrop within 30 days of your purchase, you are eligible to claim a price-match refund. To request a refund, please contact us at email. We are here to assist you promptly.
3. Refund policy
-You are eligible to return any item(s) within 30 days of receipt. -All returned items must be disassembled and repackaged as they were originally received. -The 30-day risk-free return policy applies to all item(s). -No restocking fee will be charged, but customers are responsible for the return shipping cost. We will cover the return postage expenses in the case of any return requests related to a quality issue. -Please note that the 30-day risk-free return policy is only valid for orders within the continental United Kingdom. For details, you can learn about our service policy.
4. General Terms
If you encounter any issues during the promotional period, please contact us at email for assistance. Waterdrop reserves the right to modify or cancel the promotion at any time, as permitted by applicable law. We also reserve the right to exclude any customer from the promotion in cases of fraud or abuse. Participants agree to be bound by these terms and understand that Waterdrop’s decisions are final and binding. No correspondence or appeals regarding the promotion will be entertained. Waterdrop reserves the right to make final interpretations regarding this promotion. During the promotion, all orders must comply with Waterdrop's purchase agreement and return policy. This promotion is not available for wholesale or distributor orders. Unauthorized or fraudulent activities will result in disqualification from the promotion. Participants must comply with all applicable laws and regulations. Waterdrop reserves the right to modify, suspend, or terminate the promotion at any time. Any updates will be announced on Waterdrop's official website. Waterdrop is not responsible for delays caused by reasons beyond its control, including, but not limited to, network transmission failures. Waterdrop is not liable for any direct or indirect losses or damages incurred by either party (including participants) due to actions or negligence related to the promotion. Participants agree to release Waterdrop from any claims, including those arising from breach of contract, tort, negligence, or other legal or equitable causes related to participation in the promotion.