---
product_id: 670574095
title: "Alkaline Water Filter WD-ALK35, Alkaline Filter for Reverse Osmosis System, 9.5 pH Balance and Restore Minerals, Under Sink Water Filter, 1/4\" Quick Connect"
brand: "waterdrop"
price: "2126521₫"
currency: VND
in_stock: true
reviews_count: 5
category: "Waterdrop"
url: https://www.desertcart.vn/products/670574095-alkaline-water-filter-wd-alk35-alkaline-filter-for-reverse-osmosis
store_origin: VN
region: Vietnam
---

# 9.5 pH alkaline boost 1/4" quick connect install NSF/ANSI certified safety Alkaline Water Filter WD-ALK35, Alkaline Filter for Reverse Osmosis System, 9.5 pH Balance and Restore Minerals, Under Sink Water Filter, 1/4" Quick Connect

**Brand:** waterdrop
**Price:** 2126521₫
**Availability:** ✅ In Stock

## Summary

> 💦 Sip Smart, Live Vital: Unlock the power of alkaline mineral water at home!

## Quick Answers

- **What is this?** Alkaline Water Filter WD-ALK35, Alkaline Filter for Reverse Osmosis System, 9.5 pH Balance and Restore Minerals, Under Sink Water Filter, 1/4" Quick Connect by waterdrop
- **How much does it cost?** 2126521₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/670574095-alkaline-water-filter-wd-alk35-alkaline-filter-for-reverse-osmosis)

## Best For

- waterdrop enthusiasts

## Why This Product

- Trusted waterdrop brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Certified Pure & Safe:** NSF/ANSI certification guarantees leak-resistant, contaminant-free mineral water for peace of mind.
- • **Long-Lasting Wellness:** Enjoy up to 6 months of premium alkaline water without frequent replacements or bottled water waste.
- • **Plug & Play Installation:** Effortless 1/4" quick connect design for seamless under-sink or fridge integration—no plumber needed.
- • **Elevate Your Hydration Game:** Transforms RO water to a revitalizing 7.5-9.5 pH alkaline boost infused with essential minerals.
- • **Flavor Upgrade for Daily Rituals:** Enhances the taste of coffee, tea, and everyday hydration with naturally balanced mineral infusion.

## Overview

The Waterdrop WD-ALK35 Alkaline Water Filter is a premium under-sink cartridge designed to upgrade reverse osmosis systems by raising water pH to 7.5-9.5 and restoring essential minerals. NSF/ANSI certified for safety and leak resistance, it features a convenient 1/4" quick connect for easy installation. With a lifespan of 6 months, it delivers consistently revitalizing, mineral-rich water that enhances flavor and supports metabolic wellness, making it a sustainable alternative to bottled water.

## Description

Waterdrop Reverse Osmosis Alkaline Water Filter

Review: the cartridge was unexpected addition to the Waterdrop G2 Reverse Osmosis system followed instructions closely but it leaked at outlet side .Made the mistake of mounting under cabinet as instruction suggested Thus could not get tubing to release when it leaked . Contacted supplier they were more. than happy to replace , promptly .Best Customer Service Customer service mailed replacement faster than desertcart's first mailing . Second install purchased more tubing from Home Depot and cut tubing long enough so I could remove from under cabinet before trying to remove cartridge and this made it easier to remove tubing following instructions, Also added duct tape to tubing when installing so had a. firmer grip pushing in tubing beyond the initial click , So far works great , City Water does taste better Very satisfied customer happy with purchase
Review: Fast shipping! makes my water taste like if it was mountain spring water . I added this to my new water drop RO under sink system 🙌🏼 no more bottled water for my family

## Features

- 𝐌𝐢𝐧𝐞𝐫𝐚𝐥𝐢𝐳𝐚𝐭𝐢𝐨𝐧 𝐔𝐩𝐠𝐫𝐚𝐝𝐞: Experience the upgrade from pure to healthful water with our innovative Alkaline Mineralization Filter, featuring the PCC technology that elevates your water's pH to an optimal 7.5-9.5, while infusing beneficial minerals for better vitality.【Please Note】The WD-ALK35 filter is not compatible with the X series Reverse Osmosis System.
- 𝐍𝐒𝐅/𝐀𝐍𝐒𝐈 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐞𝐝: Ensuring safety and peace of mind, our alkaline mineral filter guarantees pure water and good match, effectively diminishing the risk of leaks. Savor the convenience of effortless access to alkaline mineral-rich water in the comfort of your home.
- 𝐑𝐞𝐯𝐢𝐭𝐚𝐥𝐢𝐳𝐞 𝐘𝐨𝐮𝐫 𝐁𝐨𝐝𝐲: This alkaline mineral filter design to balance your body's pH for improved well-being. Enjoy a boost in metabolism and an infusion of vitality during sports. Furthermore, it enriches the flavor of your coffee and tea, taking your daily hydration to new heights of enjoyment.
- 𝐄𝐟𝐟𝐨𝐫𝐭𝐥𝐞𝐬𝐬 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧: Designed for hassle-free integration with RO system, undersink filter system, or refrigerator for easy installation. This water solution delivers a steady stream of healthful, mineralized water, transforming your hydration experience at home.
- 𝐋𝐨𝐧𝐠-𝐥𝐚𝐬𝐭𝐢𝐧𝐠 𝐋𝐢𝐟𝐞𝐬𝐩𝐚𝐧: Achieve enduring wellness with our alkaline mineralization water filter, guaranteed for 6 months. Savor the taste of healthy, on-tap water without the hassle and cost of frequent replacements or bottled water. Embrace a sustainable choice that combines longevity and affordability.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CQ3VP9N7 |
| Best Sellers Rank | #104,828 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #240 in Under-Sink Water Filters |
| Brand | Waterdrop |
| Customer Reviews | 4.3 4.3 out of 5 stars (84) |
| Date First Available | 8 February 2024 |
| Item Weight | 370 g |
| Material | Plastic |
| Model Number | WD-ALK35 |
| Product Dimensions | 6.6 x 6.6 x 27.94 cm; 370 g |

## Product Details

- **Brand:** Waterdrop
- **External testing certification:** ANSI
- **Material:** Plastic
- **Product benefits:** Increases pH level and adds essential minerals back into the water
- **Product dimensions:** 6.6D x 6.6W x 27.9H centimeters

## Images

![Alkaline Water Filter WD-ALK35, Alkaline Filter for Reverse Osmosis System, 9.5 pH Balance and Restore Minerals, Under Sink Water Filter, 1/4" Quick Connect - Image 1](https://m.media-amazon.com/images/I/617BEVyf2tL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***D on 7 March 2025*

the cartridge was unexpected addition to the Waterdrop G2 Reverse Osmosis system followed instructions closely but it leaked at outlet side .Made the mistake of mounting under cabinet as instruction suggested Thus could not get tubing to release when it leaked . Contacted supplier they were more. than happy to replace , promptly .Best Customer Service Customer service mailed replacement faster than Amazon's first mailing . Second install purchased more tubing from Home Depot and cut tubing long enough so I could remove from under cabinet before trying to remove cartridge and this made it easier to remove tubing following instructions, Also added duct tape to tubing when installing so had a. firmer grip pushing in tubing beyond the initial click , So far works great , City Water does taste better Very satisfied customer happy with purchase

### ⭐⭐⭐⭐⭐ Review
*by J***O on 23 September 2025*

Fast shipping! makes my water taste like if it was mountain spring water . I added this to my new water drop RO under sink system 🙌🏼 no more bottled water for my family

### ⭐⭐⭐⭐⭐ Review
*by G***K on 31 August 2025*

it has good instruction how to install it. It was quick and easy.

## Frequently Bought Together

- Waterdrop 𝐀𝐥𝐤𝐚𝐥𝐢𝐧𝐞 Water Filter WD-ALK35, Alkaline Filter for Reverse Osmosis System, pH Balance and Restore Minerals for RO Alkaline Filter, Under Sink Water Filter, 1/4" Quick Connect
- Waterdrop G3 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under Sink RO System, 2:1 Pure to Drain, Smart LED Faucet
- Waterdrop G3 Replacement Filter 1-Year Combo, Pack of 2 WD-G3-CF Filters and 1 WD-G3-CB Filter, Replacement for WD-G3-W, WD-G3P600 and WD-G3P800-W Reverse Osmosis System

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-01-29*