--- product_id: 489800400 title: "Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2)" brand: "nassboards" price: "112646CFA" currency: XOF in_stock: true reviews_count: 8 url: https://www.desertcart.sn/products/489800400-nassboards-xps-boards-floor-underlay-thermal-insulation-underfloor-heating-16 store_origin: SN region: Senegal --- # Waterproof & mould resistant 30% faster heating Easy installation Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) **Brand:** nassboards **Price:** 112646CFA **Availability:** ✅ In Stock ## Summary > Transform your floors into a cozy haven! 🏡 ## Quick Answers - **What is this?** Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) by nassboards - **How much does it cost?** 112646CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/489800400-nassboards-xps-boards-floor-underlay-thermal-insulation-underfloor-heating-16) ## Best For - nassboards enthusiasts ## Why This Product - Trusted nassboards brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Lifetime Assurance:** Shop with confidence—enjoy a lifetime warranty on your purchase. - • **Unmatched Insulation:** Experience the highest ‘R’ rating for energy efficiency. - • **Cost-Effective Heating:** Reduce your heating bills significantly with efficient thermal performance. - • **Lightweight & Versatile:** Easily cut and install on any surface without special tools. - • **Mould & Damp Protection:** Keep your spaces dry and healthy with waterproof technology. ## Overview The Nassboards XPS Boards are high-performance thermal insulation underlay designed for underfloor heating systems. With a thickness of 6mm and a coverage of 11.5m², these lightweight, waterproof boards provide exceptional insulation, resist mould, and are easy to install, all backed by a lifetime warranty. ## Description Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) ## Features - EXCELLENT INSULATION: The Nassboard XPS Insulation Boards are a must have addition to your underfloor heating kit to add extra insulation and increase the energy efficiency of your underfloor heating system. All boards are manufactured from black foam polysynthetic and will not deteriorate. It will provide excellent insulation and the highest ‘R’ rating available on the market, saving heat and energy making sure that your heating is cost effective speeds up the time it takes to warm your home - MOULD RESISTANT BOARDS: Not only an excellent material to combine with your underfloor heating system, the XPS Insulation Boards by Nassboards are perfect for using in outbuildings and other areas to protect against cold and damp thanks to their waterproof properties. Since they’re waterproof, these boards will not rot or go mouldy, and will prevent damp from seeping through your floor. The XPS Insulation Boards are available in 10mm thick or 6mm thick, with each sheet measuring 600mm x 1200mm - EFFICIENT AND ECONOMIC HEATING: Made from high-quality polysynthetic materials, the Nassboards Thermal Insulation Boards are excellent when used as an underlay, and will speed up the time It takes to heat up any room by up to 30%, and reduces heat lost through the floor. The XPS Insulation Boards help improve the economic value of your underfloor heating, and reduce your heating bills significantly - LIGHTWEIGHT AND EASY TO INSTALL: Each sheet of XPS Insulation is lightweight, versatile and can be installed with ease. You don't need a jigsaw or any expensive tools to cut or shape these Boards, you can easily cut them to size with a sharp knife. These boards can be installed on any surface, such as concrete or timber, improving insulation and greatly reducing the time it takes to heat up your floors and the running costs involved with underfloor heating - LIFETIME WARRANTY: Every purchase that you make with Nassboards comes with a lifetime guarantee. We at Nassboards stand behind all of our products, so if at any point you are not happy with your product, get in touch with us so that we can issue a replacement or a refund at any point during the product's use. Customer satisfaction is our number one priority, so that you can enjoy a stress free experience when shopping with Nassboards ## Images ![Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) - Image 1](https://m.media-amazon.com/images/I/61pBAQzZZ4L.jpg) ![Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) - Image 2](https://m.media-amazon.com/images/I/61hxtw-+ypL.jpg) ![Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) - Image 3](https://m.media-amazon.com/images/I/61q8ix+kIJL.jpg) ![Nassboards XPS Boards Floor Underlay Thermal Insulation Underfloor Heating - 16 x 6mm (11.5m2) - Image 4](https://m.media-amazon.com/images/I/611lTMEeqnL.jpg) ## Available Options This product comes in different **Item Package Quantity** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Retains heat impressively *by K***I on Reviewed in the United Kingdom on 4 January 2023* Covered 5m² concrete subfloor for underfloor electric heating, easy to cut. Already feeling the heat benefits and highly recommended using (though trade's people told me not to bother, but these matts stop heat being lost to the concrete so win win I say). ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars East to use *by R***N on Reviewed in the United Kingdom on 31 December 2022* Used to lay under underfloor heating, levelled with self levelling screed then tiled ### ⭐⭐⭐ 3.0 out of 5 stars Easy to use *by B***. on Reviewed in the United Kingdom on 8 December 2021* Fast delivery. Easier to use boards than insulation on a roll. Finshed job seems to heat up conservatory better than I expected. A little pricey for a bit of polystyrene but hey everything is these days. --- ## 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.sn/products/489800400-nassboards-xps-boards-floor-underlay-thermal-insulation-underfloor-heating-16](https://www.desertcart.sn/products/489800400-nassboards-xps-boards-floor-underlay-thermal-insulation-underfloor-heating-16) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-05-16*