---
product_id: 552272071
title: "WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes"
brand: "weicon"
price: "$73.93"
currency: USD
in_stock: true
category: "Weicon"
url: https://www.desertcart.us/products/552272071-weicon-flex-310-m-fireseal-310-ml-concrete-grey-adhesive
store_origin: US
region: United States of America
---

# 120 min fire resistance 12 min skin-over time -40°C to +90°C temp range WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes

**Brand:** weicon
**Price:** $73.93
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the deal with fireproof confidence!

## Quick Answers

- **What is this?** WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes by weicon
- **How much does it cost?** $73.93 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/552272071-weicon-flex-310-m-fireseal-310-ml-concrete-grey-adhesive)

## Best For

- weicon enthusiasts

## Why This Product

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

## Key Features

- • **Unmatched Fire Defense:** Up to 120 minutes of certified fire resistance keeps your critical spaces safe and compliant.
- • **Universal Surface Bonding:** Adheres seamlessly to metal, concrete, wood, and plastics for versatile fire protection solutions.
- • **Premium German Engineering:** Crafted to meet top-tier safety, ecological, and toxicological standards for peace of mind.
- • **Rapid Application Efficiency:** Skin-over time of just 12 minutes means faster project turnaround without compromising quality.
- • **Extreme Temperature Resilience:** Performs flawlessly from freezing -40°C to scorching +90°C — indoors or out.

## Overview

WEICON Flex 310 M® FireSeal is a high-performance, 1-component adhesive and sealant offering up to 120 minutes of fire resistance. Tested to EN 1366-4 standards, it withstands extreme temperatures from -40°C to +90°C and bonds reliably to multiple surfaces including metal, concrete, wood, and plastics. With a quick 12-minute skin-over time and premium German quality, it’s the go-to solution for professional-grade fire protection in both indoor and outdoor applications.

## Description

WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes Application: - Clean the surfaces (recommendation: WEICON Surface Cleaner) - Apply Flex 310 M® FireSeal with the help of a dispensing gun - Join the adherends (the bonding parts should be joined, before the adhesive skins over) - Allow to cure - Done! Characteristics: WEICON Flex 310 M® FireSeal is a 1-component adhesive and has a fire resistance of up to 120 minutes. This makes it particularly suitable for areas that are important in fire protection. The pasty fireproof adhesive is tested and classified for all joint directions according to EN 1366-4. It has a temperature resistance from -40 °C to +90°C. The skin-over time is approx. 12 minutes. The flame retardant can be used indoors and outdoors and adheres very well to surfaces such as metal, concrete, wood, and plastics. The MS polymer adhesive can be used for many fire protection applications – whether it is for fire barriers, fire covers, for joints & connection joints, sealing of cable ducts and housings, and much more. WEICON Flex 310 M® FireSeal meets the highest quality standards in compliance with physical, safety-related, toxicological and ecological regulations. Technical data: Basis: silane-modified polymer Colour: concrete grey Paintable: yes Temperature resistance: -40 °C to +90°C Fire resistance: <120 min. Skin-over time: approx. 12 minutes Curing speed: 3.0 mm in the first 24 h, slower afterwards Storage: When unopened and stored in normal climate (+23°C and 50 % rel. air humidity), WEICON Elastic Adhesives and Sealants have a shelf life of 18 months. Quality: 100% German quality – WEICON Flex 310 M® FireSeal meets the highest quality standards in compliance with physical, safety-related, toxicological and ecological regulations. Safety and health: When using WEICON products, the physical, safety-related, toxicological and ecological data and regulations in our EC safety data sheets must be observed.

## Features

- FIRE PROTECTION – WEICON Flex 310 M FireSeal is a 1-component adhesive and has a fire resistance of up to 120 minutes. This makes it particularly suitable for areas that are important in fire protection.
- CHARACTERISTICS – The pasty fireproof adhesive is tested and classified for all joint directions according to EN 1366-4. It has a temperature resistance from -40 °C to +90°C. The skin-over time is approx. 12 minutes.
- VERSATILE – The flame retardant can be used indoors and outdoors and adheres very well to surfaces such as metal, concrete, wood, and plastics.
- APPLICATION – The MS polymer adhesive can be used for many fire protection applications – whether it is for fire barriers, fire covers, for joints & connection joints, sealing of cable ducts and housings, and much more.
- QUALITY – WEICON Flex 310 M FireSeal meets the highest quality standards in compliance with physical, safety-related, toxicological and ecological regulations.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C1H54YJT |
| Best Sellers Rank | #36,960 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #106 in Silicone Sealers |
| Brand | WEICON |
| Date First Available | 21 August 2023 |
| Item Weight | 516 g |
| Item model number | 13375310 |
| Manufacturer | WEICON |
| Manufacturer Part Number | 13375310 |
| Product Dimensions | 5 x 5 x 23 cm; 516 g |

## Product Details

- **Brand:** WEICON
- **Colour:** Grey
- **Item form:** Paste
- **Item package quantity:** 1
- **Package information:** Can

## Images

![WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes - Image 1](https://m.media-amazon.com/images/I/61WgyywuqJL.jpg)

## Frequently Bought Together

- WEICON Flex 310 M® FireSeal 310 ml concrete grey | Adhesive and sealant with fire resistance up to 120 minutes
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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-18*