--- product_id: 42807722 title: "RXCB3523 R15 24x47 Bat Insulation" brand: "rockwool" price: "£260.43" currency: GBP in_stock: true reviews_count: 3 category: "Rockwool" url: https://www.desertcart.co.uk/products/42807722-rxcb3523-r15-24x47-bat-insulation store_origin: GB region: United Kingdom --- # Stone wool made in USA for sustainable durability R15 thermal resistance for superior energy savings 24x47 inches fits standard wood studs & joists RXCB3523 R15 24x47 Bat Insulation **Brand:** rockwool **Price:** £260.43 **Availability:** ✅ In Stock ## Summary > 🏡 Upgrade your comfort, save energy, and build smarter! ## Quick Answers - **What is this?** RXCB3523 R15 24x47 Bat Insulation by rockwool - **How much does it cost?** £260.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/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 - • **Sustainably Crafted:** Stone wool insulation made domestically with eco-conscious materials - • **Versatile Application:** Ideal for both new builds and renovation projects - • **Lightweight Yet Durable:** Only 49 lbs for easy handling without compromising strength - • **Maximize Energy Efficiency:** R15 rating locks in warmth and cuts utility bills - • **Perfect Fit for Wood Frames:** Precision-cut 24x47 size for seamless installation ## Overview The RXCB3523 R15 24x47 Bat Insulation by Primesource Roxul is a high-performance stone wool insulation designed for wood studs and joists. Manufactured in the USA, it offers an R15 thermal resistance rating, ensuring excellent energy efficiency for both new residential construction and renovation projects. Its precise dimensions and lightweight design make installation straightforward, while its sustainable materials support eco-friendly building practices. ## 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: Don't waste your money! Arrives damaged! - Warning! Save your money! Super expensive and they don't even make any effort at all to protect the product from damage during transit. Mine came damaged. So frustrating! Paid $291.37 for a damaged item. ## 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 | #1,280,413 in Automotive ( See Top 100 in Automotive ) #818 in Automobile Insulation | | Brand Name | Rockwool | | Coverage | 1128 square inches, R15 | | Customer Reviews | 4.0 4.0 out of 5 stars (6) | | 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 Type | Wool | | Model Number | RXCB3523 | | Recommended Uses For Product | Thermal Insulation (Construction) | | UPC | 774783423621 | | Unit Count | 1.0 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) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Roxul Rockwool *by D***R on April 28, 2025* Love this insulation, easy to install and not itchy! ### ⭐ Don't waste your money! Arrives damaged! *by E***R on April 21, 2026* Warning! Save your money! Super expensive and they don't even make any effort at all to protect the product from damage during transit. Mine came damaged. So frustrating! Paid $291.37 for a damaged item. ### ⭐⭐⭐⭐⭐ Insulation *by J***N on April 22, 2025* Was great no problems. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.uk/products/42807722-rxcb3523-r15-24x47-bat-insulation](https://www.desertcart.co.uk/products/42807722-rxcb3523-r15-24x47-bat-insulation) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-06-02*