---
product_id: 366611742
title: "The Ultimate Pro-Finish Max Flex Decorators Caulk 380ml Internal & External Anti Mould Overpaintable - White"
brand: "hb42"
price: "KSh4922"
currency: KES
in_stock: true
category: "Hb42"
url: https://www.desertcart.co.ke/products/366611742-the-ultimate-pro-finish-max-flex-decorators-caulk-380ml-internal
store_origin: KE
region: Kenya
---

# Anti-mould silicone formula Overpaintable for seamless finish 380ml max flex tube The Ultimate Pro-Finish Max Flex Decorators Caulk 380ml Internal & External Anti Mould Overpaintable - White

**Brand:** hb42
**Price:** KSh4922
**Availability:** ✅ In Stock

## Summary

> ✨ Seal it like a pro, flex your finish! 🛠️

## Quick Answers

- **What is this?** The Ultimate Pro-Finish Max Flex Decorators Caulk 380ml Internal & External Anti Mould Overpaintable - White by hb42
- **How much does it cost?** KSh4922 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/366611742-the-ultimate-pro-finish-max-flex-decorators-caulk-380ml-internal)

## Best For

- hb42 enthusiasts

## Why This Product

- Trusted hb42 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Custom Color Match:** Overpaintable once dry, so your caulk blends invisibly with your design vision.
- • **Pro-Grade Seal Mastery:** Achieve flawless, professional-quality finishes that elevate your space instantly.
- • **All-Weather Versatility:** Perfect for both internal and external use—windows, doors, gutters, and more, no compromise.
- • **Mould-Resistant Durability:** Silicone formula actively resists mould and mildew, keeping your surfaces pristine longer.
- • **Effortless Precision Application:** Max Flex tube design ensures smooth, mess-free caulking with total control.

## Overview

HB42 Ultimate Pro-Finish Max Flex Decorators Caulk is a 380ml professional-grade, water-resistant acrylic paste designed for internal and external sealing. Featuring anti-mould protection and an overpaintable formula, it delivers a durable, flexible, and flawless finish on multiple surfaces including windows, doors, tiles, and gutters.

## Description

Experience professional-grade results with our HB42 Ultimate Pro-Finish Max Flex Decorators Caulk. This versatile, 380ml silicone caulk is designed for both internal and external use, making it perfect for sealing gaps around windows, doors, pipes, gutters, tiles, countertops, sinks, and tubs. Its anti-mould formula ensures durability and longevity, while the overpaintable feature allows for seamless colour matching. The caulk's max flex technology ensures a smooth, crack-free finish that moves with surfaces, providing a long-lasting, professional-looking seal.

## Features

- Professional Finish: Achieve a flawless, pro-quality seal with our HB42 caulk, designed to blend seamlessly with your surfaces
- Versatile Application: Ideal for both internal and external use, perfect for sealing windows, doors, pipes, gutters, tiles, and countertops
- Anti-Mould Protection: Our silicone formula resists mould and mildew growth, ensuring long-lasting protection
- Overpaintable: Easily paint over the caulk once dry for a uniform, finished look
- Easy Squeeze: The Max Flex tube offers controlled, easy application, reducing mess and saving you time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B095Z2MNPG |
| Best Sellers Rank | 8,293 in DIY & Tools ( See Top 100 in DIY & Tools ) 182 in Sealers |
| Brand | HB42 |
| Colour | White |
| Customer Reviews | 4.3 4.3 out of 5 stars (86) |
| Full Cure Time | 24 Hours |
| Item Form | Paste |
| Liquid Volume | 380 Millilitres |
| Manufacturer | HB42 |
| Material | Acrylic |
| Number of Items | 1 |
| Number of Packs | 1 |
| Surface Recommendation | Counter Top, Door, Gutter, Pipe, Sink, Tile, Tub, Window |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** HB42
- **Colour:** White
- **Full cure time:** 24 Hours
- **Item form:** Paste
- **Liquid volume:** 380 Millilitres

## Images

![The Ultimate Pro-Finish Max Flex Decorators Caulk 380ml Internal & External Anti Mould Overpaintable - White - Image 1](https://m.media-amazon.com/images/I/4125Ul3fOlS.jpg)

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**Shop now:** [https://www.desertcart.co.ke/products/366611742-the-ultimate-pro-finish-max-flex-decorators-caulk-380ml-internal](https://www.desertcart.co.ke/products/366611742-the-ultimate-pro-finish-max-flex-decorators-caulk-380ml-internal)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-10-01*