---
product_id: 78893713
title: "Buildershop UK 100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs)"
brand: "buildershop uk"
price: "4511.22 DT"
currency: TND
in_stock: true
category: "Buildershop Uk"
url: https://www.desertcart.tn/products/78893713-buildershop-uk-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920
store_origin: TN
region: Tunisia
---

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

**Brand:** buildershop uk
**Price:** 4511.22 DT
**Availability:** ✅ In Stock

## Summary

> 🛠️ Build Quiet. Build Safe. Build Smart.

## Quick Answers

- **What is this?** Buildershop UK 100mm Rockwool RWA45 (Formerly Known as ProRox SL920) Acoustic Slab (8 x 2.88m2 Packs) by buildershop uk
- **How much does it cost?** 4511.22 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-buildershop-uk-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920)

## 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 Industry Standard:** Formerly ProRox SL920, a proven solution favored by professionals for over a decade.
- • **Flexible & Easy to Install:** Adaptable slab design fits seamlessly into diverse construction projects, accelerating your build timeline.
- • **High-Density Sound Barrier:** 45kg/m³ density ensures premium airborne sound dampening—perfect for partition walls and floors.
- • **Fire-Resistant Safety Layer:** Resin bonded Rockwool offers enhanced fire protection, safeguarding your environment with confidence.
- • **Precision Thermal & Acoustic Shielding:** Engineered 100mm thickness delivers optimal temperature control and noise reduction for modern workspaces.

## Overview

Buildershop UK's 100mm Rockwool RWA45 is a high-density (45kg/m³), resin bonded insulation slab designed for superior thermal, acoustic, and fire protection. Ideal for reducing airborne noise in partition walls and floors, this flexible slab combines proven durability with easy installation, making it a top choice for professional-grade building projects.

## 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 | 853,352 in DIY & Tools ( See Top 100 in DIY & Tools ) 127 in Insulation Wool |
| Coverage | 2.88 square meters |
| Date First Available | 11 Feb. 2013 |
| Item Package Quantity | 1 |
| Manufacturer | Buildershop UK |
| Manufacturer reference | 0226253 |
| Material | Wool |
| Part Number | 0226253 |
| Thickness | 1E+2 Millimetres |

## Product Details

- **Brand:** Buildershop UK
- **Item thickness:** 1E+2 Millimetres
- **Manufacturer:** Buildershop UK
- **Material:** Wool
- **Product dimensions:** 8L x 2.88W metres

## Images

![Buildershop UK 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-buildershop-uk-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920](https://www.desertcart.tn/products/78893713-buildershop-uk-100mm-rockwool-rwa45-formerly-known-as-prorox-sl920)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-01-26*