---
product_id: 309244178
title: "Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10\" x 2.5\", 5 Micron"
brand: "hydronix"
price: "R1604"
currency: ZAR
in_stock: false
category: "Hydronix"
url: https://www.desertcart.co.za/products/309244178-hydronix-4-pack-carbon-block-water-filters-coconut-shell-cto
store_origin: ZA
region: South Africa
---

# Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10" x 2.5", 5 Micron

**Brand:** hydronix
**Price:** R1604
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10" x 2.5", 5 Micron by hydronix
- **How much does it cost?** R1604 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/309244178-hydronix-4-pack-carbon-block-water-filters-coconut-shell-cto)

## Best For

- hydronix enthusiasts

## Why This Product

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

## Description

4 Pack - Hydronix Carbon Block Filters are manufactured with high purity coconut shell carbon. These Coconut Carbon Block filters provide an excellent cost-to-performance value. They have a high chlorine reduction, great dirt-holding capacity, and greatly reduced carbon fines in your water. These Carbon Block Filters are ideal for point-of-use (POU) and Reverse Osmosis applications.They can be used in a wide range of applications such as residential whole house, food service, commercial, and industrial. These carbon blocks are great for displacing traditional GAC (Granular Activated Carbon) and PAC (Powdered Activated Carbon) filters in application where high chlorine reduction is needed. Fits ANY Standard Reverse Osmosis (RO) system and Any Standard 10" Housing Specs: NSF Tested and Certified 5 Micron High Purity Coconut Shell Activated Carbon Block 6,000 gallon capacity Standard Size 10" x 2.5" Removes Chlorine, Organic Chemicals, Bad Taste & Order, Dirt & Sediment, and VOC Reduction Temperature Rating: 40F to 180F (4.4C to 82.2C) Maximum Operating Presssure: 250 PSI Maximum Differential Pressure: 100 PSID Collapse Pressure: 200 PSID Materials of Construction: Carbon: Coconut Shell Activated Carbon Netting: Polypropylene End Caps: Polypropylene Gaskets: Neoprene Outer Wrap: Polypropylene

## Features

- 4 Pack Carbon Block Filter
- Filters and Reduces fine sediment, chlorine taste and odor (CTO) for RO, DI, Whole House, Commercial, Hydroponics
- Coconut shell carbon filter media with polypropylene outer/inner wrap, end caps and netting
- Particle retention size of 5 micron
- Meets ANSI/NSF Standard 42 certification

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B086QDMM34 |
| Brand Name | Hydronix |
| Customer Reviews | 4.6 4.6 out of 5 stars (145) |
| External Testing Certification | ANSI |
| Item Dimensions D x W x H | 6.4D x 6.4W x 25.4H centimeters |
| Item Weight | 449 g |
| Manufacturer | Hydronix |
| Manufacturer Part Number | CB-25-1005/4 |
| Material Type | Other |
| Model Number | CB-25-1005 |
| Number of Items | 1 |
| Product Benefits | High chlorine reduction, great dirt-holding capacity, and reduced carbon fines in water |
| Set Name | 4-pack |
| UPC | 693614033443 |
| Unit Count | 4 Count |

## Product Details

- **External testing certification:** ANSI
- **Item weight:** 449 g
- **Material:** Other
- **Product benefits:** High chlorine reduction, great dirt-holding capacity, and reduced carbon fines in water
- **Product dimensions:** 6.4D x 6.4W x 25.4H centimeters

## Images

![Hydronix 4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10" x 2.5", 5 Micron - Image 1](https://m.media-amazon.com/images/I/91JRmIjsgFL.jpg)

## Available Options

This product comes in different **Size** options.

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-14*