---
product_id: 54107818
title: "Fire Rated Norsound Acoustic Mastic in White. 3 x 300ml Tube. 4 hour fire barrier, Can be overpainted."
brand: "norsound"
price: "$63"
currency: NZD
in_stock: false
url: https://www.desertcart.nz/products/54107818-fire-rated-norsound-acoustic-mastic-in-white-3-x-300ml
store_origin: NZ
region: New Zealand
---

# Fire Rated Norsound Acoustic Mastic in White. 3 x 300ml Tube. 4 hour fire barrier, Can be overpainted.

**Brand:** norsound
**Price:** $63
**Availability:** ❌ Out of Stock

## Quick Answers

- **What is this?** Fire Rated Norsound Acoustic Mastic in White. 3 x 300ml Tube. 4 hour fire barrier, Can be overpainted. by norsound
- **How much does it cost?** $63 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/54107818-fire-rated-norsound-acoustic-mastic-in-white-3-x-300ml)

## Best For

- norsound enthusiasts

## Why This Product

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

## Description

Norsound Acoustic Fire Rated Mastic - 310ml - White x 3 tube. Intumescent acrylic sealant that provides excellent sound reduction properties coupled with a 4 hour fire barrier. Remains permanently flexible & can be installed in joints up to 50mm due to excellent no-slump resistance. Can be overpainted. Sufficient to produce approx 1 metre using a 20mm x 15mm bead. Up to 4 hours fire rating dependant on construction. Install in accordance with test certificate

## Features

- Up to 4 hours fire rating dependant on construction
- Can be overpainted
- Order before 6pm for next day dispatch ( excl W/ks)
- 2nd class with Royal Mail

## Images

![Fire Rated Norsound Acoustic Mastic in White. 3 x 300ml Tube. 4 hour fire barrier, Can be overpainted. - Image 1](https://images-eu.ssl-images-amazon.com/images/I/41vK-7okF6L.jpg)

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**Shop now:** [https://www.desertcart.nz/products/54107818-fire-rated-norsound-acoustic-mastic-in-white-3-x-300ml](https://www.desertcart.nz/products/54107818-fire-rated-norsound-acoustic-mastic-in-white-3-x-300ml)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-25*