---
product_id: 9566139
title: "D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black"
brand: "orb-3"
price: "R4051"
currency: ZAR
in_stock: true
reviews_count: 9
url: https://www.desertcart.co.za/products/9566139-d630-625-25ftr-mixairtech-self-sinking-aeration-hose-25-feet
store_origin: ZA
region: South Africa
---

# 25ft length Durable design Cold-flexible D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black

**Brand:** orb-3
**Price:** R4051
**Availability:** ✅ In Stock

## Summary

> 💧 Dive into Effortless Aeration!

## Quick Answers

- **What is this?** D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black by orb-3
- **How much does it cost?** R4051 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/9566139-d630-625-25ftr-mixairtech-self-sinking-aeration-hose-25-feet)

## Best For

- orb-3 enthusiasts

## Why This Product

- Trusted orb-3 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Crafted in the USA for unmatched durability and performance.
- • **Smooth Sailing:** Smooth bore finish reduces resistance for optimal aeration efficiency.
- • **Weather Warrior:** Flexible in cold weather, ensuring year-round functionality.
- • **No Weights Needed:** Sinks effortlessly, eliminating the hassle of additional weights.
- • **Effortless Aesthetics:** Self-sinking design keeps your pond looking pristine.

## Overview

The D630-625-25FTR MixAirTech Self-Sinking Aeration Hose is a 25-foot premium quality hose designed to enhance your pond's aeration system without compromising its visual appeal. Made in the USA, this durable and flexible hose features a smooth bore finish for reduced resistance, ensuring efficient air delivery even in cold conditions.

## Description

MixAir Technologies (MixAirTech) is now Orb-3 Aeration! This weighted tubing is designed to carry air between the pump and the diffusers. Made to work in all weather, even the cold, Orb-3 Aeration Self-Sinking hose will provide many years of service. Due To its weight, it will not float and requires no added weights during installation. Installation is easy and quick, compared to non-weighted tubing which requires added weights to keep it down.

## Features

- The simplest way to get air to your diffusers without ruining the aesthetics of your pond
- Sinks to the bottom by itself - no weights necessary
- Extremely durable, does not kink and remains flexible even in cold weather
- This inside of the tubing has a smooth bore finish so there is less resistance which makes your aeration system more efficient
- Premium Quality Hose Made in the USA for Maximum Durability

## Images

![D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black - Image 1](https://m.media-amazon.com/images/I/71jQBI9gAqL.jpg)
![D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black - Image 2](https://m.media-amazon.com/images/I/71KVgvNS87L.jpg)
![D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black - Image 3](https://m.media-amazon.com/images/I/71BKLxk2BmL.jpg)
![D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black - Image 4](https://m.media-amazon.com/images/I/71C+orOICgL.jpg)
![D630-625-25FTR MixAirTech Self-Sinking Aeration Hose, 25 Feet, Black - Image 5](https://m.media-amazon.com/images/I/71xm3OX60iL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    It sinks!
  

*by L***K on Reviewed in the United States 🇺🇸 on November 20, 2022*

Seems like a quality product and it sinks like it is supposed to do.

### ⭐⭐⭐⭐⭐ 







  
  
    Sinks to the bottom immediatley
  

*by K***L on Reviewed in the United States 🇺🇸 on October 1, 2022*

Does exactly what it is supposed to do. The tubing sinks to the bottom of my pond and stays put.

### ⭐⭐⭐⭐⭐ 







  
  
    It Sinks
  

*by F***L on Reviewed in the United States 🇺🇸 on July 14, 2022*

Easy to cut to size and slide over barb fitting.

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**Shop now:** [https://www.desertcart.co.za/products/9566139-d630-625-25ftr-mixairtech-self-sinking-aeration-hose-25-feet](https://www.desertcart.co.za/products/9566139-d630-625-25ftr-mixairtech-self-sinking-aeration-hose-25-feet)

---

*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-18*