---
product_id: 51753757
title: "F4 Express Leak Sealer 265ml"
brand: "fernox"
price: "S$134"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/51753757-f4-express-leak-sealer-265ml
store_origin: SG
region: Singapore
---

# 21.8 x 8.6 x 8 cm Silicone material 390g weight F4 Express Leak Sealer 265ml

**Brand:** fernox
**Price:** S$134
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the Deal with Fernox!

## Quick Answers

- **What is this?** F4 Express Leak Sealer 265ml by fernox
- **How much does it cost?** S$134 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/51753757-f4-express-leak-sealer-265ml)

## 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 Brand:** Fernox - a name synonymous with quality.
- • **Lightweight Champion:** Easily portable at just 390g.
- • **Precision Engineering:** Designed for effective sealing in tight spaces.
- • **No Batteries, No Hassle!:** Ready to use right out of the box.
- • **Seal It, Don't Stress It!:** Quickly fixes leaks with a compact solution.

## Overview

The Fernox F4 Express Leak Sealer is a 265ml silicone-based solution designed to quickly and effectively seal leaks in various applications. Weighing only 390g and featuring compact dimensions, it's the perfect tool for professionals seeking a reliable and easy-to-use leak repair solution.

## Description

Fernox F4 Express Leak Sealer 265ml

## Features

- Fernox F4 Express Leak Sealer 265ml
- More information
- Brand: Fernox

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Fernox |
| Item Weight | 390 g |
| Package Dimensions | 21.8 x 8.6 x 8 cm; 390 g |
| Style | Compact |
| Material | Silicone |
| Item Package Quantity | 1 |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Silicone
- **Brand:** Fernox
- **Style:** Compact
- **Compatible material:** Porcelain, Ceramic
- **Water resistance level:** Water Resistant

## Images

![F4 Express Leak Sealer 265ml - Image 1](https://m.media-amazon.com/images/I/61o4KajQARL.jpg)

## Frequently Bought Together

- Fernox F4 Express Leak Sealer 265ml
- Fernox 56599 F1 500 ml Central Heating Protector
- Fernox 62454 265ml Super Concentrated F1 Protector - 100 litres Treats

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**Shop now:** [https://www.desertcart.sg/products/51753757-f4-express-leak-sealer-265ml](https://www.desertcart.sg/products/51753757-f4-express-leak-sealer-265ml)

---

*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-05-20*