---
product_id: 144512838
title: "FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)"
brand: "fernox"
price: "₨29063"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/144512838-fernox-central-heating-leak-sealer-f4-express-400ml-fast-results
store_origin: LK
region: Sri Lanka
---

# 3 precision nozzles included Fast 30-second sealing Compact 400ml silicone formula FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)

**Brand:** fernox
**Price:** ₨29063
**Availability:** ✅ In Stock

## Summary

> ⏳ Seal leaks fast, stay warm longer!

## Quick Answers

- **What is this?** FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232) by fernox
- **How much does it cost?** ₨29063 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/144512838-fernox-central-heating-leak-sealer-f4-express-400ml-fast-results)

## 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

- • **No Batteries, No Fuss:** Completely mechanical and ready to go—just apply and watch it work instantly.
- • **Compact & Ready to Use:** 400ml silicone-based formula in a sleek, easy-to-handle container—perfect for quick emergency fixes.
- • **Trusted Fernox Quality:** Backed by a leading brand in plumbing repair, ensuring reliability and peace of mind.
- • **Triple Nozzle Precision:** Three application nozzles ensure you reach every tricky leak spot with ease and accuracy.
- • **Rapid Leak Fix in 30 Seconds:** Get your heating system sealed and running faster than ever—no downtime, no hassle.

## Overview

FERNOX Central Heating Leak Sealer F4 Express is a compact 400ml silicone-based solution designed to seal heating system leaks in just 30 seconds. It includes three nozzles for precise application, requires no batteries, and is manufactured by Fernox, a trusted name in plumbing repair.

## Description

Product description               This time will come with 3 nozzles for application Laura add: The date on All Fernox items is the production date NOT expiry date.                  Legal Disclaimer               Item comes with 3 nozzles for application

## Features

- Item comes with 3 nozzles for application

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | FERNOX |
| Part number | 62422 |
| Item Weight | 540 g |
| Package Dimensions | 23.6 x 8.2 x 8 cm; 540 g |
| Manufacturer reference | 62422 |
| Colour | White |
| Style | Compact |
| Material | Silicone |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Silicone
- **Brand:** Fernox
- **Style:** Compact
- **Water resistance level:** Water Resistant
- **Item form:** Liquid

## Images

![FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232) - Image 1](https://m.media-amazon.com/images/I/31V4fAxoYrL.jpg)

## Frequently Bought Together

- FERNOX Central Heating Leak Sealer F4 Express 400ml - Fast Results - 30 sec - (Replacement 58232)
- Fernox F1 Protector Express 400ml - New Formulation Protects Against Corrosion and Limescale - 30 Sec Action - 62418
- Fernox 56599 F1 500 ml Central Heating Protector

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**Shop now:** [https://www.desertcart.lk/products/144512838-fernox-central-heating-leak-sealer-f4-express-400ml-fast-results](https://www.desertcart.lk/products/144512838-fernox-central-heating-leak-sealer-f4-express-400ml-fast-results)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-05*