---
product_id: 639258035
title: "Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals"
brand: "weddell"
price: "R2501"
currency: ZAR
in_stock: true
reviews_count: 5
category: "Weddell"
url: https://www.desertcart.co.za/products/639258035-duo-shower-filter-twin-pack-replacement-cartridges-4-replacement-cartridges
store_origin: ZA
region: South Africa
---

# Easy twist & replace side-mounted filters 4 cartridges total for extended use NSF Certified chlorine & PFAS reduction Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals

**Brand:** weddell
**Price:** R2501
**Availability:** ✅ In Stock

## Summary

> 🚿 Elevate your shower game with the #1 NSF Certified Duo Filter — because your skin deserves the best!

## Quick Answers

- **What is this?** Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals by weddell
- **How much does it cost?** R2501 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/639258035-duo-shower-filter-twin-pack-replacement-cartridges-4-replacement-cartridges)

## Best For

- weddell enthusiasts

## Why This Product

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

## Key Features

- • **Ultimate Clean Water Boost:** Removes chlorine, PFAS, heavy metals & particulates for visibly healthier skin & hair
- • **Long-Lasting & Cost-Efficient:** Each cartridge set filters up to 8,000 gallons, saving money and time
- • **Transparent Filter Monitoring:** Clear dual cartridges let you see sediment buildup and know exactly when to replace
- • **Certified Performance You Can Trust:** Top-ranked NSF certified filter with verified lab-tested contaminant reduction
- • **Effortless Installation & Compatibility:** Tool-free setup fits rain, fixed & handheld shower heads in minutes

## Overview

Weddell Duo Twin Pack Replacement Cartridges include 4 high-performance activated carbon filters designed to reduce chlorine, PFAS, heavy metals, and particulates from shower water. NSF certified for verified contaminant reduction, these easy-to-install, side-mounted filters last up to 8,000 gallons each, improving skin, scalp, and hair health by delivering cleaner, fresher water with every shower.

## Description

Product Description We Filter Our Drinking Water — But What About Our Shower Water? Meet Weddell Duo — The #1 NSF Certified Shower Filter in Performance* *Based on flow rates and capacity of 2025 wall mount shower filters. Performance You Can Verify Chlorine Reduction Certified by NSF in 2023 Weddell Duo was certified by NSF International to NSF/ANSI 177 and NSF/ANSI 372 standards. PFAS Reduction Verified by IAPMO Lab in 2023 Weddell Duo was verified by accredited IAPMO R&T LAB to NSF/ANSI 42 standard. Particulates Reduction Weddell Duo was verified by accredited IAPMO R&T LAB to NSF/ANSI 53 standard. Not All Shower Filters Are Created Equal Real Filters. Real Results.* *These are actual filters shared by Weddell Water customers — showing the buildup of sediment and contaminants removed from their shower water. Award-Winning Performance Backed by Experts Frequently Asked Questions How often do I need to replace Weddell Duo’s filters? We recommend replacing the full set of Weddell Duo filter cartridges every 5–6 months under standard water conditions for a single user . Actual replacement timing can vary based on the number of people using the shower, your water quality, and household usage patterns. Why am I experiencing decreased water pressure after installing Weddell Duo? Low pressure is usually caused by one of two reasons 1) Installation issue: If the Weddell Duo is not properly aligned with your shower arm, if the O-rings are misaligned, or if too much plumber’s tape was used, it can cause leaks or restrict water flow. 2) Filter at capacity: If your filters are full of sediment and contaminants, you may experience lower pressure. Discoloration of the sediment filter along with a drop in water pressure is a sign it’s time to replace them. Will Weddell Duo soften my water? No. Weddell Duo is a shower filter designed to reduce contaminants such as chlorine, particulates, and PFAS. It does not remove hardness minerals like calcium or magnesium. If you have very hard water, we recommend pairing Weddell Duo with a water softener for the best results. Why are my filters slowing down before the suggested lifespan? Shorter lifespans are typically due to your water conditions. High sediment, hard water, or heavy contamination can cause filters to reach capacity faster than the average 5–6 months. If you notice both sediment discoloration and a drop in pressure, it’s time to replace them — even if it’s earlier than expected. For these situations, we recommend our 3+1 Replacement Cartridges , which include extra sediment filters to help maintain flow and extend the performance of your unit.

Review: سعره نوعا ما معقول - سعره نوعا ما معقول
Review: It works - I'm happy with my pursage so far. It does it's work

## Features

- Welcome to step zero of your self-care routine! Weddell Duo combines proprietary activated carbon and multi-stage condensed layers to effectively remove chlorine, PFAS, particulates, and unpleasant odors from your water. The result? Water that feels and smells cleaner, leaving your skin, scalp, and hair noticeably healthier.
- Why Filtered Water Matters - Unfiltered water can contain harmful contaminants like chlorine, PFAS, and microplastics, which may lead to skin dryness, irritation, and scalp problems. Long-term exposure to these pollutants has been linked to potential health risks, including hormonal disruption and skin conditions. By filtering these out, Weddell Duo ensures you experience cleaner, healthier water for a noticeable difference in your skin, hair, and overall well-being.
- #1 in NSF Certified Performance - Weddell Duo is the #1 NSF Certified Shower Filter for Performance, based on flow rates and capacity among 2024 wall mount shower filters. Weddell Duo is the only shower filter to be NSF certified for reducing Free Available Chlorine while maintaining a verified reduction in PFAS and particulates.
- Easy Installation & Broad Compatibility - Weddell Duo is compatible with various shower heads—rain, fixed, or handheld. Installation is tool-free and quick! Just tighten the swivel connector and reattach your shower head in minutes. It's perfect for homes, dorms, travel, and pets, effectively reducing hair dryness, skin irritation, and unpleasant odors.
- Simple Replacement & Cost-Efficient - Unlike most filters that are hard to replace, Weddell Duo's filters are side-mounted, allowing easy monitoring of their condition. Observe the filtration process through the clear dual cartridges, then twist to remove and replace when needed. Each filter set lasts up to 8,000 gallons, offering a cost-effective solution for long-term clean water.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CKG9KZDZ |
| Benefits | Reduces chlorine and PFAS for healthier skin and hair |
| Best Sellers Rank | 61,019 in DIY & Tools ( See Top 100 in DIY & Tools ) 78 in Showerhead Filters |
| Brand | WEDDELL |
| Brand Name | WEDDELL |
| Country Of Origin | Korea, Republic of |
| Customer Reviews | 4.6 out of 5 stars 437 Reviews |
| EU Spare Part Availability Duration | 12 Months |
| External Testing Certification | NSF Certification 177 & 372 |
| External testing certification | NSF Certification 177 & 372 |
| Included Components | 4 Shower Filter Replacements |
| Item Type Name | showerhead-water-filters |
| Item Weight | 0.16 Kilograms |
| Item weight | 0.16 Kilograms |
| Manufacturer | WEDDELL |
| Manufacturer Part Number | WD-SHFC-23 |
| Material | Carbon Fibre |
| Material Type | Carbon Fibre |
| Model Number | WD-100FC22 |
| Number of Items | 1 |
| Product benefits | Reduces chlorine and PFAS for healthier skin and hair |
| Set Name | Twin Pack |
| UPC | 860010077320 |
| Unit Count | 2.0 count |

## Product Details

- **Brand:** WEDDELL
- **External testing certification:** NSF Certification 177 & 372
- **Item weight:** 0.16 Kilograms
- **Material:** Carbon Fibre
- **Product benefits:** Reduces chlorine and PFAS for healthier skin and hair

## Images

![Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals - Image 1](https://m.media-amazon.com/images/I/61Td66EgRWL.jpg)
![Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals - Image 2](https://m.media-amazon.com/images/I/51+iw59r5YL.jpg)
![Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals - Image 3](https://m.media-amazon.com/images/I/61Yg92bKgpL.jpg)
![Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals - Image 4](https://m.media-amazon.com/images/I/51d4+NlEOcL.jpg)
![Duo Shower Filter Twin Pack Replacement Cartridges, 4 Replacement Cartridges Total to Reduce Chlorine, Fluoride, PFAS, and Heavy Metals - Image 5](https://m.media-amazon.com/images/I/518SzM2TwiL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ سعره نوعا ما معقول
*by F***R on 25 December 2025*

سعره نوعا ما معقول

### ⭐⭐⭐⭐⭐ It works
*by A***R on 29 June 2025*

I'm happy with my pursage so far. It does it's work

### ⭐⭐⭐⭐ Efficacité du filtre se dégrade rapidement...
*by H***V on 9 December 2025*

Les filtres fonctionnent correctement mais n'est pas non plus "amazing!" dans sa capacité à filtrer le chlore dans les 6 mois max d utilisation. Il faudrait que les filtres soit plus abordable niveau prix pour que ça ça reste intéressant vu la vitesse à laquelle il faudrait changer les filtres pour que cela reste optimum. Pour l autre filtre, le blanc, il semble bien attraper des particules ( je peux qu avoir un avis par rapport au changements de coloration du filtre),il jaunit vite et fonce dans le temps.

## Frequently Bought Together

- Weddell Duo Shower Filter Twin Pack Replacement Cartridges - NSF Certified Shower Filter, Removes Chlorine, PFAS, & Particulates, Clinically Tested For Healthier Skin & Hair (2+2)
- Weddell Duo Shower Filter - NSF Certified Shower Filter, High Pressure Activated Carbon Filter, Removes Chlorine, PFAS & Particulates, Clinically Tested For Healthier Skin & Hair (White)
- ZOUNI 2pcs Reducing Hex Nipple, 304 Stainless Steel 3/4" NPT Male x 1/2" NPT Male Pipe Fitting Reducer Nipple Adapter 2000psi Reducer Straight Connector(2pcs, 3/4"-1/2")

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.za/products/639258035-duo-shower-filter-twin-pack-replacement-cartridges-4-replacement-cartridges](https://www.desertcart.co.za/products/639258035-duo-shower-filter-twin-pack-replacement-cartridges-4-replacement-cartridges)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-06-18*