---
product_id: 309563283
title: "Everbuild Everflex Heat Mate Sealant – High Performance Heat Resistant Silicone Sealant – Waterproof – Low Dirt Pick Up – Permanently Flexible – Red – 295ml"
brand: "everbuild"
price: "€ 67.04"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/309563283-everbuild-everflex-heat-mate-sealant-high-performance-heat-resistant-silicone
store_origin: NL
region: Netherlands
---

# Waterproof & quick curing Withstands up to 275°C Permanently flexible silicone Everbuild Everflex Heat Mate Sealant – High Performance Heat Resistant Silicone Sealant – Waterproof – Low Dirt Pick Up – Permanently Flexible – Red – 295ml

**Brand:** everbuild
**Price:** € 67.04
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the heat, skip the stress! 🔥

## Quick Answers

- **What is this?** Everbuild Everflex Heat Mate Sealant – High Performance Heat Resistant Silicone Sealant – Waterproof – Low Dirt Pick Up – Permanently Flexible – Red – 295ml by everbuild
- **How much does it cost?** € 67.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/309563283-everbuild-everflex-heat-mate-sealant-high-performance-heat-resistant-silicone)

## Best For

- everbuild enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Use:** Compatible with standard caulking guns for smooth, precise application every time.
- • **Heatproof Hero:** Endures extreme temps from -40°C to 275°C without cracking or losing flexibility.
- • **Vibrant Visibility:** Striking red color ensures your seals stand out for easy inspection and maintenance.
- • **Fast & Reliable Seal:** Achieves waterproof skin in just 20 minutes, fully curing at 3mm per 24 hours.
- • **Versatile Application:** Perfect for chimneys, heating appliances, and high-temp joints in both domestic and commercial settings.

## Overview

Everbuild Everflex Heat Mate Sealant is a high-performance, red silicone sealant engineered for extreme temperature resistance up to 275°C. It offers fast curing, permanent flexibility, and waterproof protection, making it ideal for sealing chimneys, heating appliances, and other high-temp surfaces. Easy to apply and highly visible, it’s the go-to solution for professionals demanding durable, reliable seals.

## Description

Everbuild Everflex Heat Mate Sealant – High Performance Heat Resistant Silicone Sealant – Waterproof – Low Dirt Pick Up – Permanently Flexible – Red – 295ml

## Features

- SUPERIOR TEMPERATURE RESISTANCE – Designed to remain permanently flexible in temperatures as high as 275°C and as low as -40°C.
- IDEAL FOR HIGH-TEMPERATURE AREAS – Suitable for use in domestic and commercial chimneys, heating appliances, and more.
- QUICK DRYING – Skin time 20 minutes and fully cures at a rate of 3mm per 24 hours to a waterproof seal, depending on temperature and humidity.
- EASY PREPARATION – Make sure all surfaces are clean, dust and flake-free and dry. It is not suitable for use on porous surfaces like brick, concrete, stone or asphalts, brass, lead, or bitumen.
- SIMPLE TO APPLY – Fit into a standard caulking gun and apply the red silicone sealant directly to prepared surfaces - the colour will make your seals easily identifiable. Also available in black.
- Heat mate Sealant
- Size: 310ml
- Brand: Everbuild

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Product Dimensions | 23 x 5 x 5 cm; 310 g |
| Item model number | HEATBK |
| Batteries Required? | No |
| Batteries Included? | No |
| Material Type(s) | Silicone |
| Color | Red |
| ASIN | B0012RS2IM |

## Product Details

- **Material:** Silicone
- **Brand:** Everbuild
- **Style:** Industrial
- **Item weight:** 0.31 Kilograms
- **Item dimensions L x W x H:** 23 x 5 x 5 centimeters

## Images

![Everbuild Everflex Heat Mate Sealant – High Performance Heat Resistant Silicone Sealant – Waterproof – Low Dirt Pick Up – Permanently Flexible – Red – 295ml - Image 1](https://m.media-amazon.com/images/I/61geml-a-xS.jpg)

## Available Options

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

## Frequently Bought Together

- Everbuild HEATBK Heat Mate High Performance Heat Resistant Silicone Sealant, Red, 295 ml
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**Shop now:** [https://www.desertcart.nl/products/309563283-everbuild-everflex-heat-mate-sealant-high-performance-heat-resistant-silicone](https://www.desertcart.nl/products/309563283-everbuild-everflex-heat-mate-sealant-high-performance-heat-resistant-silicone)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-02-25*