---
product_id: 359790758
title: "Aquarium 4 Inch Air Stone Cylinder for Larger Pumps Bubble Diffuser Release Tool for Buckets Fish Tanks Outdoor Garden Ponds and DWC Reservoirs, 4 Pack"
brand: "pawfly"
price: "€ 41.22"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/359790758-aquarium-4-inch-air-stone-cylinder-for-larger-pumps-bubble
store_origin: HR
region: Croatia
---

# 5 L/min jetting volume 4 inch cylinder size Silicon carbide durable material Aquarium 4 Inch Air Stone Cylinder for Larger Pumps Bubble Diffuser Release Tool for Buckets Fish Tanks Outdoor Garden Ponds and DWC Reservoirs, 4 Pack

**Brand:** pawfly
**Price:** € 41.22
**Availability:** ✅ In Stock

## Summary

> 🐠 Elevate your aquatic ecosystem with every bubble!

## Quick Answers

- **What is this?** Aquarium 4 Inch Air Stone Cylinder for Larger Pumps Bubble Diffuser Release Tool for Buckets Fish Tanks Outdoor Garden Ponds and DWC Reservoirs, 4 Pack by pawfly
- **How much does it cost?** € 41.22 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/359790758-aquarium-4-inch-air-stone-cylinder-for-larger-pumps-bubble)

## Best For

- pawfly enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Multi-Use:** Ideal for aquariums, garden ponds, and DWC reservoirs.
- • **Stable & Sinking Design:** Weighted 0.8 lbs to stay firmly at the tank bottom.
- • **Perfect Fit for Larger Pumps:** Optimized for air pumps >7W ensuring powerful diffusion.
- • **Robust Silicon Carbide Build:** Long-lasting, washable, and fish-safe material.
- • **Dense Microbubble Oxygenation:** Maximize aquatic vitality with abundant fine bubbles.

## Overview

The Pawfly 4 Inch Air Stone Cylinder delivers 5 L/min of dense microbubbles using durable, washable silicon carbide. Designed for air pumps over 7W, it ensures stable oxygenation in aquariums, ponds, and DWC systems with its weighted, 0.8 lb, 4" tall cylinder that sinks and stands firmly for consistent bubble release.

## Description

Pawfly Aquarium 4 Inch Air Stone Cylinder for Larger Pumps Bubble Diffuser Release Tool for Buckets Fish Tanks Outdoor Garden Ponds and DWC Reservoirs, 4 Pack

## Features

- Medium Bubbles: With lots of micro holes on the air stones which allow abundant dense bubbles to spout from the cylinder. An ideal way to oxygenate your tank and enliven the aquatics.
- Model: ASC100; Jetting volume: 5 L/min; Recommended air pump power: > 7 W; Standard ID airline tubing: 3/16". Great for aquariums, DWC systems or ponds.
- Reliable Material: Made from washable silicon carbide, it causes no effect to the health of your aquatics. Help keep fish or roots growing healthily.
- Stable in Water: Each cylinder measures 2" D x 4" H and weighs 0.8 lbs. It can easily sink to the bottom and stand stably in your tank for steady bubbles.
- Easy to Use: Soak the stone completely in water for 1 hour before use. Clean it regularly with a brush as it gets clogged after weeks or months of usage.

## Images

![Aquarium 4 Inch Air Stone Cylinder for Larger Pumps Bubble Diffuser Release Tool for Buckets Fish Tanks Outdoor Garden Ponds and DWC Reservoirs, 4 Pack - Image 1](https://m.media-amazon.com/images/I/81itGYrCoHL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.hr/products/359790758-aquarium-4-inch-air-stone-cylinder-for-larger-pumps-bubble](https://www.desertcart.hr/products/359790758-aquarium-4-inch-air-stone-cylinder-for-larger-pumps-bubble)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-17*