---
product_id: 268879904
title: "Mapesil AC Mould Resistant Silicone Sealant 142"
brand: "mapei"
price: "A$32"
currency: AUD
in_stock: true
reviews_count: 6
category: "Mapei"
url: https://www.desertcart.com.au/products/268879904-mapesil-ac-mould-resistant-silicone-sealant-142
store_origin: AU
region: Australia
---

# 25 vibrant color options Waterproof & vapor impermeable 310 ml cartridge for precise application Mapesil AC Mould Resistant Silicone Sealant 142

**Brand:** mapei
**Price:** A$32
**Availability:** ✅ In Stock

## Summary

> 💪 Seal smart, live worry-free – the pro’s choice for flawless joints!

## Quick Answers

- **What is this?** Mapesil AC Mould Resistant Silicone Sealant 142 by mapei
- **How much does it cost?** A$32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/268879904-mapesil-ac-mould-resistant-silicone-sealant-142)

## Best For

- mapei enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Application:** Thixotropic paste consistency for smooth use on vertical and horizontal surfaces
- • **Mould-Resistant Formula:** Keeps joints mildew-free in high-moisture environments like bathrooms and pools
- • **Ultimate Weatherproof Seal:** Crosslinking silicone ensures unmatched durability against climatic changes
- • **Versatile Surface Adhesion:** Bonds flawlessly to glass, ceramic, anodized aluminum, and more with Primer FD
- • **Flexible Expansion Capability:** Accommodates 20% joint expansion for long-lasting elasticity

## Overview

Mapesil AC Mould Resistant Silicone Sealant 142 is a premium 310 ml single-component silicone designed for durable, waterproof sealing with excellent adhesion on non-porous surfaces. Resistant to mildew, chemicals, and climatic changes, it supports 20% joint expansion and comes in 25 colors, making it ideal for both interior and exterior applications including bathrooms, pools, and construction projects.

## Description

Crosslinking, single component, solvent free silicone sealant, prepared as an elastic thixotropic paste with excellent durability to climatic changesEasily applied to both horizontal and vertical surfaces, it is waterproof and impermeable to vapour, resistant to mildew and chemical agents.Suitability:Sealing interior and exterior expansion joints with 20% expansion of the initial size in interior and exterior ceramic tiles, floors and walls in swimming pools, bathrooms and showersMapesil AC can also be used to create perfectly flexible gaskets between construction elements in building, mechanical engineering, ship-building, automobile manufacturing etcMapesil AC perfectly adheres to glass, ceramic and anodised aluminium. When first treating with Primer FD, Mapesil AC adheres well also on concrete, wood, metal, painted surfaces, plastic, rubber etcCoverage depends on the size of the jointPackaging 310 ml cartridges.

Review: Met the purpose. - Great sealant. Easy to use.
Review: Used in my wet room. Excellent product.

## Features

- 310 ml cartridge mastic
- 25 x different colours in stock
- Good adhesion on non-porous surface

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B008D04GGI |
| Best Sellers Rank | #12,348 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #49 in Silicone Sealers |
| Item model number | 4814291_SML |
| Manufacturer | Mapei |
| Product Dimensions | 5 x 5 x 23 cm; 310 g |

## Product Details

- **Brand:** Mapei
- **Item dimensions L x W x H:** 50 x 50 x 230 millimeters
- **Item weight:** 310 Grams
- **Material:** Silicone
- **Style:** silicone paste

## Images

![Mapesil AC Mould Resistant Silicone Sealant 142 - Image 1](https://m.media-amazon.com/images/I/51ovhr1-89L.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Met the purpose.
*by S***I on 22 January 2023*

Great sealant. Easy to use.

### ⭐⭐⭐⭐⭐ Review
*by M***H on 31 March 2023*

Used in my wet room. Excellent product.

### ⭐⭐⭐⭐⭐ Review
*by R***6 on 6 October 2025*

Prodotto fantastico, non si ammuffisce nel tempo attorno i sanitari quali docce e vasche bagno. Lo consiglio.

## Frequently Bought Together

- Mapesil AC Mould Resistant Silicone Sealant 142
- ProDec MG11ES Extra Strong Skeleton Caulking Gun, Sealants, Silicones, Adhesives - Professional Heavy Duty Applicator Suitable for High Viscosity Products,Red,400ml and 310ml

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**Shop now:** [https://www.desertcart.com.au/products/268879904-mapesil-ac-mould-resistant-silicone-sealant-142](https://www.desertcart.com.au/products/268879904-mapesil-ac-mould-resistant-silicone-sealant-142)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-19*