---
product_id: 5190788
title: "Fx5 Aquastop Valve and O-Ring, 2-Piece"
brand: "fluval"
price: "€ 40.79"
currency: EUR
in_stock: true
reviews_count: 13
category: "Fluval"
url: https://www.desertcart.pt/products/5190788-fx5-aquastop-valve-and-o-ring-2-piece
store_origin: PT
region: Portugal
---

# Precision water flow control Quick & easy installation Made in USA quality Fx5 Aquastop Valve and O-Ring, 2-Piece

**Brand:** fluval
**Price:** € 40.79
**Availability:** ✅ In Stock

## Summary

> 💧 Keep your aquatic world flowing flawlessly with Fluval’s precision AquaStop!

## Quick Answers

- **What is this?** Fx5 Aquastop Valve and O-Ring, 2-Piece by fluval
- **How much does it cost?** € 40.79 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/5190788-fx5-aquastop-valve-and-o-ring-2-piece)

## Best For

- fluval enthusiasts

## Why This Product

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

## Key Features

- • **Durable Elastomer Build:** Crafted from premium elastomer for long-lasting, leak-proof performance
- • **Effortless Installation:** Fits perfectly and installs in under 5 minutes—no hassle, no downtime
- • **Universal Compatibility:** Ideal for both beginner and advanced aquatic setups—upgrade your tank today
- • **Seamless Aqua Flow Control:** Regulates water without stressing your motor or components
- • **Trusted American Craftsmanship:** Proudly made in the USA with rigorous field testing for reliability

## Overview

The Fx5 Aquastop Valve and O-Ring by Fluval is a high-quality, USA-made elastomer set designed to regulate water flow efficiently while protecting your aquarium motor and components. With easy installation and proven durability, it’s a trusted choice for both novice and expert aquatic enthusiasts seeking reliable, maintenance-free performance.

## Description

Fluval has been providing quality aquatic products at value pricing for years. Whether you have a beginner setup or even up to advanced seasoned aquatic experts, Fluval provides everything you need for quality, healthy aquatic environments

Review: Perfect replacement - Exact fit, took less than 5 minutes to install, works perfectly
Review: Works great - Perfect

## Features

- Performance driven at affordable prices
- Made in the USA with quality materials
- Field tested to ensure nothing but the best for your pet
- Aqua Stop Valves help regulate water flow with no harm to the motor or other components

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0017JG5MK |
| Best Sellers Rank | #37,316 in Pet Supplies ( See Top 100 in Pet Supplies ) #430 in Aquarium Filter Accessories |
| Brand | Fluval |
| Brand Name | Fluval |
| Color | Black/ Red |
| Customer Reviews | 4.5 out of 5 stars 1,143 Reviews |
| Global Trade Identification Number | 00015561302166 |
| Item Weight | 0.05 Kilograms |
| Manufacturer | Rolf C. Hagen (USA) Corp. |
| Material | Elastomer |
| Material Type | Elastomer |
| Model | A20216 |
| Number of Pieces | 1 |
| Part Number | A20216 |
| Set Name | O-Ring and Aqua Stop Valve |
| UPC | 015561302166 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Fluval
- **Color:** Black/ Red
- **Manufacturer:** Rolf C. Hagen (USA) Corp.
- **Material:** Elastomer
- **UPC:** 015561302166

## Images

![Fx5 Aquastop Valve and O-Ring, 2-Piece - Image 1](https://m.media-amazon.com/images/I/511b2ynWDEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Perfect replacement
*by R***S on November 13, 2025*

Exact fit, took less than 5 minutes to install, works perfectly

### ⭐⭐⭐⭐⭐ Works great
*by S***E on February 8, 2026*

Perfect

### ⭐⭐⭐⭐⭐ Good quality just like locally purchased
*by R***. on March 13, 2026*

Worked great. Was exactly what we needed.

## Frequently Bought Together

- Fluval Aquastop Valve For Filter FX5Y FX6
- Fluval Drain Valve External Filter FX4, FX5 and FX6, Pack of 1
- Fluval FX4 Filter Service Kit

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**Shop now:** [https://www.desertcart.pt/products/5190788-fx5-aquastop-valve-and-o-ring-2-piece](https://www.desertcart.pt/products/5190788-fx5-aquastop-valve-and-o-ring-2-piece)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-23*