---
product_id: 74632409
title: "Fernox Central Heating Boiler Noise Silencer F2 500ml"
brand: "fernox"
price: "¥6484"
currency: JPY
in_stock: true
reviews_count: 3
url: https://www.desertcart.jp/products/74632409-fernox-central-heating-boiler-noise-silencer-f2-500ml
store_origin: JP
region: Japan
---

# Noise reduction up to 90% 500ml recyclable bottle Treats up to 130L system water Fernox Central Heating Boiler Noise Silencer F2 500ml

**Brand:** fernox
**Price:** ¥6484
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence your boiler, amplify your comfort.

## Quick Answers

- **What is this?** Fernox Central Heating Boiler Noise Silencer F2 500ml by fernox
- **How much does it cost?** ¥6484 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/74632409-fernox-central-heating-boiler-noise-silencer-f2-500ml)

## Best For

- fernox enthusiasts

## Why This Product

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

## Key Features

- • **Trusted & Proven:** Highly rated by users who experience quieter, longer-lasting boilers
- • **Silent Efficiency:** Cut boiler noise dramatically for a peaceful home environment
- • **Eco-Conscious Design:** Recyclable 500ml bottle treats 16 radiators or 250m² underfloor heating
- • **Long-Term Protection:** Compatible with all metals, stays in system permanently
- • **Cost-Saving Performance:** Improves heat transfer, reducing repair and cleaning expenses

## Overview

Fernox Central Heating Boiler Noise Silencer F2 is a 500ml super concentrated formula designed to reduce boiler noise by improving heat transfer efficiency. Compatible with all common heating system metals, it treats up to 130 litres of system water (16 radiators) and can be left permanently in the system, extending boiler life and cutting maintenance costs—all in an eco-friendly recyclable bottle.

## Description

FERNOX Super Concentrated Central Heating Boiler Noise Silencer - 500ml Suitable for typical heating system i.e. 10 radiators or 100 litres Reduces Boiler Noise Extends the life of your boiler Saves on repair and cleaning costs For long term protection treat with Fernox Superconcentrate Protector F1 and test annually

Review: It definitely works. - Did exactly what it claimed.
Review: Perfect product - Boiler has never been so quiet, added F1 and F2 at the same time after flushing out system better than I thought it could be.

## Features

- Contains 1,2-benzisothiazol-3(2H)-one. May produce an allergic reaction.
- Fernox f2 reduces boiler and system noise
- Fernox boiler noise silencer works by improving heat transfer efficiency
- Fernox boiler silencer can be left in the system permanently
- Compatible with all metals and materials commonly used in central heating systems
- One 500ml recyclable bottle treats up to 130 litres of system water (16 radiators) and the equivalent of 250m2 of underfloor systems.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00NJSQ10S |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 623,684 in DIY & Tools ( See Top 100 in DIY & Tools ) 5,341 in Central Heating System Accessories |
| Customer Reviews | 3.9 3.9 out of 5 stars (7) |
| Date First Available | 13 Sept. 2014 |
| Item Package Quantity | 1 |
| Item Weight | 579 g |
| Manufacturer | Fernox |
| Manufacturer reference | F2 |
| Number of Pieces | 1 |
| Package Dimensions | 18.5 x 8.7 x 4.9 cm; 579 g |
| Part Number | F2 |
| Size | 500 ml |

## Images

![Fernox Central Heating Boiler Noise Silencer F2 500ml - Image 1](https://m.media-amazon.com/images/I/411ntG6KRoL.jpg)
![Fernox Central Heating Boiler Noise Silencer F2 500ml - Image 2](https://m.media-amazon.com/images/I/61Il46UjJDL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ It definitely works.
*by Q***W on 12 May 2020*

Did exactly what it claimed.

### ⭐⭐⭐⭐⭐ Perfect product
*by B***. on 25 February 2021*

Boiler has never been so quiet, added F1 and F2 at the same time after flushing out system better than I thought it could be.

### ⭐⭐⭐⭐⭐ Great product
*by J***F on 16 May 2021*

Great product, works perfectly

## Frequently Bought Together

- Fernox Central Heating Boiler Noise Silencer F2 500ml
- Fernox 56599 F1 500 ml Central Heating Protector
- Just Dose It Central Heating Dosing Tool, Radiator Dosing Funnel - For Adding Chemicals Like Fernox Central Heating Inhibitor, Sludge Remover, Leak Sealer & Sentinel X100

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**Shop now:** [https://www.desertcart.jp/products/74632409-fernox-central-heating-boiler-noise-silencer-f2-500ml](https://www.desertcart.jp/products/74632409-fernox-central-heating-boiler-noise-silencer-f2-500ml)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-01-23*