---
product_id: 309244178
title: "4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10\" x 2.5\", 5 Micron"
brand: "hydronix"
price: "$225.99"
currency: USD
in_stock: true
reviews_count: 2
url: https://www.desertcart.us/products/309244178-4-pack-carbon-block-water-filters-coconut-shell-cto-whole
store_origin: US
region: United States of America
---

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

**Brand:** hydronix
**Price:** $225.99
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 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?** $225.99 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/309244178-4-pack-carbon-block-water-filters-coconut-shell-cto-whole)

## 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

Hydronix4 Pack Carbon Block Water Filters Coconut Shell CTO for Whole House, RO, DI, Hydroponics - 10" x 2.5", 5 Micron

## 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

## Images

![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)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Good value and fast delivery
  

*by A***R on Reviewed in the United States 🇺🇸 on 24 July 2022*

Good value, fast delivery - just what I was looking for.

### ⭐⭐⭐⭐⭐ 







  
  
    Awesome
  

*by A***Z on Reviewed in the United States 🇺🇸 on 3 August 2022*

Good product

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**Shop now:** [https://www.desertcart.us/products/309244178-4-pack-carbon-block-water-filters-coconut-shell-cto-whole](https://www.desertcart.us/products/309244178-4-pack-carbon-block-water-filters-coconut-shell-cto-whole)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-09*