--- product_id: 443824193 title: "XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage))" brand: "floorpro" price: "Β₯65139" currency: JPY in_stock: true reviews_count: 8 category: "Floor Pro" url: https://www.desertcart.jp/products/443824193-xps-foam-underlay-5mm-thickness-for-wood-and-laminate-flooring store_origin: JP region: Japan --- # 21dB sound reduction 5mm thick premium foam Up to 2.2 TOG thermal insulation XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage)) **Brand:** floorpro **Price:** Β₯65139 **Availability:** βœ… In Stock ## Summary > πŸ› οΈ Elevate your floors with comfort and quiet β€” because your space deserves the best! ## Quick Answers - **What is this?** XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage)) by floorpro - **How much does it cost?** Β₯65139 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/443824193-xps-foam-underlay-5mm-thickness-for-wood-and-laminate-flooring) ## Best For - floorpro enthusiasts ## Why This Product - Trusted floorpro brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Premium 5mm Thickness:** Robust foam layer that smooths out uneven floors effortlessly - β€’ **Thermal Comfort Boost:** Enhances warmth with up to 2.2 TOG insulation, keeping floors cozy year-round - β€’ **Superior Soundproofing:** Dampens noise by up to 21 decibels for a quieter, more peaceful space - β€’ **Effortless Installation:** Lightweight boards sized 590x790mm, easy to cut and fit perfectly - β€’ **Complete Flooring Solution:** Pair with Royale Barrier Pro X Tape for seamless joins and lasting durability ## Overview The FloorPro XPS Foam Underlay is a 5mm thick, high-density polystyrene foam designed for wood and laminate flooring. Covering 9.79mΒ² per pack with 21 boards, it delivers up to 21dB sound reduction and 2.2 TOG thermal insulation, smoothing uneven floors while enhancing comfort and quiet. Lightweight and easy to install, it’s the smart choice for modern, cozy living spaces. ## Description Grandismo XPS Foam Boards Underlay Very similar to Fibreboard, XPS offers insulation & sound proofing for laminate or wood floors Green XPS offers high Thermal Insulation than Black XPS Made from a closed cell high compact polystyrene foam helps even minor floor imperfections. Lightweight & Easy to fit Important: You will also need Royale Barrier Pro X tape to join the underlay together Specifications: Width: 590mm Length: 790mm Thickness: 5mm Size: 9.79m2 per Pack Quantity - 21 Boards Per Pack Sound Reduction: 21db approx. Review: Really nice underlay - Lovely and thick. We changed our flooring from tiles to laminate so warmer anyway but I think this underlay has really helped keep the cold concrete floor underneath at bay. Easy to cut, lay and stayed put. Really good product. Review: Perfect - I like this underlay I have used it in every room. It's easy to manage and cut. Make sure you get the tape to seal the joins. Good quality. ## Features - FloorPro XPS Foam Underlay Suitable For All Wood and Laminate Flooring - Upto 2.2 TOG and 23dB Sound Reduction - 21 Boards Per Pack - Board Size: 590mm x 790mm - Helps Level Uneven Floors - Advice: Make sure you buy Barrier Pro X Tape to join the board pieces together ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B324P5MB | | Best Sellers Rank | 13,711 in DIY & Tools ( See Top 100 in DIY & Tools ) 124 in Flooring (DIY & Tools) | | Brand | FloorPro | | Country of Origin | Germany | | Coverage | 9.79 square meters | | Customer Reviews | 4.5 out of 5 stars 320 Reviews | | Item Dimensions L x W | 79L x 59W centimetres | | Item Thickness | 5 Millimetres | | Item thickness | 5 Millimetres | | Manufacturer | FloorPro | | Material | Foam | | Number of Packs | 1 | | Product dimensions | 79L x 59W centimetres | | Recommended Uses For Product | Thermal Insulation, Sound Reduction | | Recommended uses for product | Thermal Insulation, Sound Reduction | | Unit Count | 21.0 count | ## Product Details - **Brand:** FloorPro - **Item thickness:** 5 Millimetres - **Material:** Foam - **Product dimensions:** 79L x 59W centimetres - **Recommended uses for product:** Thermal Insulation, Sound Reduction ## Images ![XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage)) - Image 1](https://m.media-amazon.com/images/I/41r1Mg14FgL.jpg) ![XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage)) - Image 2](https://m.media-amazon.com/images/I/41Up-IMkQUL.jpg) ## Questions & Answers **Q: Is this moults resistant?** A: I am fairly sure it is. Although, it would be best to treat any mould first with a mould remover and letting it all dry off before laying the foam on top. Hope this helps. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Really nice underlay *by E***N on 31 July 2025* Lovely and thick. We changed our flooring from tiles to laminate so warmer anyway but I think this underlay has really helped keep the cold concrete floor underneath at bay. Easy to cut, lay and stayed put. Really good product. ### ⭐⭐⭐⭐⭐ Perfect *by M***T on 9 February 2026* I like this underlay I have used it in every room. It's easy to manage and cut. Make sure you get the tape to seal the joins. Good quality. ### ⭐⭐⭐⭐⭐ Underlay *by K***N on 12 January 2026* Good quality ## Frequently Bought Together - XPS Foam Underlay 5mm Thickness for Wood and Laminate Flooring/Insulation/Boards for High Sound & Thermal Insulation (1 Pack (9.79m2 Coverage)) - Excel Joining Vapour Tape for Laminate and Wood Floors Self Adhesive Foil Tape by Joining Tape --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/443824193-xps-foam-underlay-5mm-thickness-for-wood-and-laminate-flooring](https://www.desertcart.jp/products/443824193-xps-foam-underlay-5mm-thickness-for-wood-and-laminate-flooring) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-11*