---
product_id: 145140214
title: "GREAT STUFF Fireblock"
brand: "great stuff"
price: "C$2670"
currency: NIO
in_stock: true
reviews_count: 8
url: https://www.desertcart.ni/products/145140214-great-stuff-fireblock
store_origin: NI
region: Nicaragua
---

# Reusable up to 30 days Precision control with Smart Dispenser Impede flame & smoke spread GREAT STUFF Fireblock

**Brand:** great stuff
**Price:** C$2670
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the deal on safety with precision and style!

## Quick Answers

- **What is this?** GREAT STUFF Fireblock by great stuff
- **How much does it cost?** C$2670 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/145140214-great-stuff-fireblock)

## Best For

- great stuff enthusiasts

## Why This Product

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

## Key Features

- • **Fire-Resistant Barrier:** Stops flames and smoke from spreading through penetrations, ensuring safer spaces.
- • **Long-Lasting Reusability:** Use the same can up to 30 days, maximizing efficiency and reducing waste.
- • **Smart Dispensing Control:** No drips, no mess—foam stops exactly where you stop for flawless application every time.
- • **Quick Tack-Free & Trim Time:** Tack-free in 5-15 minutes and trims cleanly in just one hour for fast project completion.
- • **Bright Orange for Code Compliance:** Easily identifiable color meets ICC-ES ESR-1961 standards for professional-grade fireblocking.

## Overview

Great Stuff Fireblock with Smart Dispenser is a high-performance fire and smoke barrier foam designed for professional-grade sealing of service penetrations. Featuring drip-free application, reusability for up to 30 days, and quick curing times, it ensures airtight, water-resistant seals that meet ICC-ES ESR-1961 fire safety codes. Its bright orange color guarantees easy inspection and compliance, making it the go-to choice for millennial managers who demand efficiency, safety, and clean results.

## Description

Great Stuff 99112831 Smart Dispenser Fireblock, Orange

Review: Worth it for insulated electrical boxes on external walls. - This foam did an amazing job at keeping away air drafts on external walls at my electrical outlets and light switches.
Review: Great Stuff ! - How else can you explain it ?? I used it for installing my furnace , I had no issues with control , no issues with it getting everywhere, and its been 8 months , and still looks new and fresh ! I would purchase with confidence

## Features

- specially formulated to impede the spread of flames and smoke through service penetrations
- Comes with NEW SMART DISPENSER Straw
- No drips, less mess - foam stops where you stop
- Reusable for up to 30 days - use again and again
- Precise, greater control
- Bright orange in color for easy code identification
- ICC-ES Evaluated ESR-1961
- Seals electrical wires running through wall studs.
- Creates an airtight, water-resistant seal
- Tack-free in 5-15 minutes, trims in one hour

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07GL6YR14 |
| Best Sellers Rank | #577,115 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #27 in Fire Barrier Caulk #128,832 in Hardware |
| Brand | Great Stuff |
| Brand Name | Great Stuff |
| Color | Orange |
| Customer Reviews | 4.6 out of 5 stars 731 Reviews |
| Global Trade Identification Number | 00041343012107 |
| Included Components | SMART DISPENSER straw |
| Initial Hardening Time | 5 Minutes |
| Item Form | Foam |
| Item Type Name | Fireblock |
| Item Weight | 12.64 ounces |
| Liquid Volume | 12 Fluid Ounces |
| Manufacturer | Dow |
| Material Type | Plastic |
| Model | 99112831 |
| Number of Items | 1 |
| Part Number | 99112831 |
| Surface Recommendation | Pipe, Walls |
| UPC | 041343012107 |
| Unit Count | 1.0 Count |
| Warranty Description | Warranty |
| Water Resistance Level | Water Resistant |

## Images

![GREAT STUFF Fireblock - Image 1](https://m.media-amazon.com/images/I/71Y+rL0BFHL.jpg)
![GREAT STUFF Fireblock - Image 2](https://m.media-amazon.com/images/I/71M6WyrnMqL.jpg)
![GREAT STUFF Fireblock - Image 3](https://m.media-amazon.com/images/I/91IOP1lkuHS.jpg)
![GREAT STUFF Fireblock - Image 4](https://m.media-amazon.com/images/I/81HmWGD4sGL.jpg)
![GREAT STUFF Fireblock - Image 5](https://m.media-amazon.com/images/I/91EC1-OlwUS.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Worth it for insulated electrical boxes on external walls.
*by J***O on August 10, 2025*

This foam did an amazing job at keeping away air drafts on external walls at my electrical outlets and light switches.

### ⭐⭐⭐⭐⭐ Great Stuff !
*by M***L on October 13, 2024*

How else can you explain it ?? I used it for installing my furnace , I had no issues with control , no issues with it getting everywhere, and its been 8 months , and still looks new and fresh ! I would purchase with confidence

### ⭐⭐⭐⭐ Fills up the space
*by D***D on September 16, 2022*

I mistakenly bought the orange color of Great Stuff. It still works and the area I needed it does not show too much. I like this stuff, but it can be a little messy if you are not careful.

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**Shop now:** [https://www.desertcart.ni/products/145140214-great-stuff-fireblock](https://www.desertcart.ni/products/145140214-great-stuff-fireblock)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-06-06*