---
product_id: 78893713
title: "100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs)"
brand: "buildershop uk"
price: "13100.52 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/78893713-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920-acoustic-slab
store_origin: TN
region: Tunisia
---

# 45kg/m³ density for superior soundproofing Fire-resistant resin bonded composition 100mm thickness for robust coverage 100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs)

**Brand:** buildershop uk
**Price:** 13100.52 DT
**Availability:** ✅ In Stock

## Summary

> 🔇 Silence the noise, amplify your focus.

## Quick Answers

- **What is this?** 100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs) by buildershop uk
- **How much does it cost?** 13100.52 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/78893713-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920-acoustic-slab)

## Best For

- buildershop uk enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Quality:** Formerly ProRox SL920, now Buildershop UK's top-tier insulation
- • **Fire-Resistant Safety:** Resin bonded slab designed to enhance fire protection
- • **Versatile Application:** Ideal for partition walls and floors in modern workspaces
- • **Precision 100mm Thickness:** Engineered for optimal thermal and acoustic barrier
- • **High-Density Soundproofing:** 45kg/m³ density ensures premium airborne noise reduction

## Overview

Rockwool RWA45 is a 100mm thick, 45kg/m³ density resin bonded insulation slab designed for superior thermal, acoustic, and fire insulation. Perfect for reducing airborne noise in partition walls and floors, it combines high performance with trusted durability, making it a go-to choice for professional environments demanding quiet and safety.

## Description

Rockwool RWA45 (formerly known as ProRox SL920) is a flexible high quality resin bonded Rockwool insulation Slab that can be used for thermal, acoustic and fire insulation. Rockwool RWA45 is 45KG/M3 density. Most commonly used when the reduction of noise is required. RWA45 is perfect for partition walls and floors to help stop airbourne sound.

## Features

- Rockwool RWA45 is a flexible high quality resin bonded Rockwool insulation Slab.
- Thermal, acoustic and fire insulation most commonly used when the reduction of noise is required.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B01L4Q2VGE |
| Best Sellers Rank | 802,216 in DIY & Tools (See Top 100 in DIY & Tools) 109 in Insulation Wool |
| Brand | Buildershop UK |
| Coverage | 2.88 square meters |
| Item Dimensions L X W | 8L x 2.88W metres |
| Item Thickness | 100 Millimetres |
| Manufacturer | Buildershop UK |
| Part Number | 0226253 |
| Recommended Uses For Product | thermal insulation, acoustic insulation, fire insulation |

## Product Details

- **Brand:** Buildershop UK
- **Item thickness:** 100 Millimetres
- **Manufacturer:** Buildershop UK
- **Product dimensions:** 8L x 2.88W metres

## Images

![100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs) - Image 1](https://m.media-amazon.com/images/I/31IApuQ9lmL.jpg)

## Frequently Bought Together

- Buildershop UK 100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs)
- Bostik Fire & Acoustic Sealant, Up to 4 Hours of Fire Resistance, Sound Deadening Properties, Colour: White, Size: 290ml
- 12 x Everbuild AC50 Acoustic Sealant and Adhesive - C4 380ml

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**Shop now:** [https://www.desertcart.tn/products/78893713-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920-acoustic-slab](https://www.desertcart.tn/products/78893713-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920-acoustic-slab)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-10-04*