---
product_id: 42807722
title: "RXCB3523 R15 24x47 Bat Insulation"
brand: "rockwool"
price: "€ 1074.38"
currency: EUR
in_stock: true
reviews_count: 5
category: "Rockwool"
url: https://www.desertcart.pt/products/42807722-rxcb3523-r15-24x47-bat-insulation
store_origin: PT
region: Portugal
---

# Non-combustible for enhanced fire safety Made from natural & recycled stone wool R15 thermal resistance for year-round comfort RXCB3523 R15 24x47 Bat Insulation

**Brand:** rockwool
**Price:** € 1074.38
**Availability:** ✅ In Stock

## Summary

> 🔥 Insulate smarter, live better — comfort that sticks with you!

## Quick Answers

- **What is this?** RXCB3523 R15 24x47 Bat Insulation by rockwool
- **How much does it cost?** € 1074.38 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/42807722-rxcb3523-r15-24x47-bat-insulation)

## Best For

- rockwool enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Resistant to moisture, mold, and mildew—keeps your home healthy and dry.
- • **Sustainable Comfort:** Crafted in the USA from eco-friendly stone wool, contributing to LEED certification points.
- • **Soundproof Your Space:** Excellent sound absorption for a quieter, more peaceful environment.
- • **Precision Fit, Zero Gaps:** Flexible edges spring back to fill stud cavities perfectly, ensuring no energy leaks.
- • **Safe & Easy Installation:** Non-itchy, semi-rigid batts that cut easily and resist fire hazards.

## Overview

The RXCB3523 R15 24x47 Bat Insulation by Rockwool is a semi-rigid stone wool batt designed for wood studs and joists in new builds and renovations. Manufactured in the USA, it features flexible edges that ensure a tight fit, delivering consistent R15 thermal resistance. This eco-conscious insulation is non-combustible, moisture-resistant, and offers superior sound absorption, making it a durable, safe, and sustainable choice for professional-grade thermal and acoustic performance.

## Description

Rockwell comfortbatt insulation for wood studs and joists. It is a stone Wool insulation product for use in both new residential construction and Renovations. This semi-rigid BATT has a unique flexible edge designed to compress as the BATT is inserted into walls, attics, ceilings, and floor frames. The flexible edge Springs back, expanding the BATT against the frame studs to give a complete fill. Rockwool comfortbatt compensates for normal variations in stud centers caused by distortion or warping. The special flexible characteristic at the insulation edge ensures the expected R-value is achieved. Key properties: easily cut; non-combustible; excellent sound Absorbency; does not rot or promote Growth of fungi or mildew; low moisture absorption; and water resistant. Cfc (chlorofluorocarbon) and HCFC (hydro chlorofluorocarbon) free product and process. Made from natural and recycled materials. Rockwool can contribute to earning LEED (leadership in energy and environmental design) points. The product is manufactured in United states.

Review: Roxul Rockwool - Love this insulation, easy to install and not itchy!
Review: Poor quality - Came in damaged and seems like it might even be a rip off and not the actual product advertised

## Features

- Rockwell comfortbatt insulation for wood studs and joists
- The product is manufactured in United States
- It is a stone wool insulation product for use in both new residential construction and renovations

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071KQDKJJ |
| Best Sellers Rank | #807,971 in Automotive ( See Top 100 in Automotive ) #622 in Automobile Insulation |
| Brand | Rockwool |
| Brand Name | Rockwool |
| Coverage | 1128 square inches, R15 |
| Customer Reviews | 3.6 out of 5 stars 8 Reviews |
| Global Trade Identification Number | 00774783423621 |
| Included Components | Insulation Resistance Meters |
| Item Dimensions L x W | 3.5"L x 23"W |
| Item Type Name | R15 24X47 Bat Insulation |
| Item Weight | 49 pounds |
| Manufacturer | Primesource Roxul |
| Manufacturer Part Number | RXCB3523 |
| Material | Wool |
| Material Type | Wool |
| Model Number | RXCB3523 |
| Number of Items | 1 |
| Product Dimensions | 3.5"L x 23"W |
| Recommended Uses For Product | Thermal Insulation (Construction) |
| UPC | 774783423621 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** Rockwool
- **Global Trade Identification Number:** 00774783423621
- **Material:** Wool
- **Product Dimensions:** 3.5"L x 23"W
- **Recommended Uses For Product:** Thermal Insulation (Construction)

## Images

![RXCB3523 R15 24x47 Bat Insulation - Image 1](https://m.media-amazon.com/images/I/71xFBK7d5SL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Roxul Rockwool
*by D***R on April 28, 2025*

Love this insulation, easy to install and not itchy!

### ⭐ Poor quality
*by H***R on June 27, 2026*

Came in damaged and seems like it might even be a rip off and not the actual product advertised

### ⭐⭐⭐⭐ Good value
*by D***E on July 13, 2026*

Ordered several packs and all packs came damaged. They are big items are they are fragile so there is just no way around it. Overall they are still usable and good value, but just something you should expect.

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**Shop now:** [https://www.desertcart.pt/products/42807722-rxcb3523-r15-24x47-bat-insulation](https://www.desertcart.pt/products/42807722-rxcb3523-r15-24x47-bat-insulation)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-09-07*