---
product_id: 323673611
title: "Insulation Board Foam Xps Underfloor Heating Thermal Acoustic 20mm Thick 600x600mm 5-20 Pack (5)"
brand: "cosyspace"
price: "₩269959"
currency: KRW
in_stock: true
reviews_count: 8
url: https://www.desertcart.kr/products/323673611-insulation-board-foam-xps-underfloor-heating-thermal-acoustic-20mm-thick
store_origin: KR
region: South Korea
---

# Optimized for Underfloor Heating efficiency Water Resistant & Anti-Ageing durability High Density for superior insulation Insulation Board Foam Xps Underfloor Heating Thermal Acoustic 20mm Thick 600x600mm 5-20 Pack (5)

**Brand:** cosyspace
**Price:** ₩269959
**Availability:** ✅ In Stock

## Summary

> 🔥 Stay warm, save green – insulation that works as hard as you do!

## Quick Answers

- **What is this?** Insulation Board Foam Xps Underfloor Heating Thermal Acoustic 20mm Thick 600x600mm 5-20 Pack (5) by cosyspace
- **How much does it cost?** ₩269959 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/323673611-insulation-board-foam-xps-underfloor-heating-thermal-acoustic-20mm-thick)

## Best For

- cosyspace enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Conscious Choice:** Recyclable material with stable, long-lasting performance to future-proof your space.
- • **Versatile Application:** Perfect for walls, lofts, wet rooms, and underfloor heating systems.
- • **Lightweight Yet Durable:** Easy to handle and install without compromising on compression resistance.
- • **Maximize Energy Savings:** High-density XPS foam locks in heat, reducing energy bills and carbon footprint.
- • **Seamless Underfloor Heating Integration:** Specifically designed to enhance thermal conductivity for cozy, even warmth.

## Overview

Cosyspace’s 20mm thick XPS insulation boards deliver high-density, lightweight, and water-resistant thermal and acoustic insulation. Sized at 600x600mm, these extruded polystyrene panels are engineered for underfloor heating systems and versatile building applications, offering stable, anti-ageing performance and easy installation in packs covering up to 7.2m².

## Description

Full description not available

## Features

- 5 Pack - 1.82m2, 6 Pack - 2.16m2, 7 Pack - 2.52m2, 20 Pack - 7.2m2 15 Pack - 5.42m2, 10 Pack - 3.6m2, 9 Pack - 3.24m2, 8 Pack - 2.88m2,
- High Density, Light Weight And Low Cost Make This Foam Board Ideal In A Poorly Insulated Property
- XPS Boards Are An Extruded Polystyrene Insulation Board Made Through A Plastic Extrusion Process
- Widely Used In Walls And Loft Insulation, Underfloor Heating, Roof, Wet Room
- Stable Performance, Anti-ageing, Resistant To Compression, Water Resistant, Lightweight, Recyclable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Cosyspace |
| Product Dimensions | 60 x 60 x 0.1 cm |
| Item Package Quantity | 5 |
| Coverage | 0.36 square meters |

## Product Details

- **Material:** Foam
- **Brand:** Cosyspace
- **Item thickness:** 2E+1 Millimetres
- **Recommended uses for product:** Underfloor heating, wall insulation, loft insulation, roof insulation, wet room applications
- **Product dimensions:** 60L x 60W centimetres

## Images

![Insulation Board Foam Xps Underfloor Heating Thermal Acoustic 20mm Thick 600x600mm 5-20 Pack (5) - Image 1](https://m.media-amazon.com/images/I/41AgtznXKCL.jpg)

## Available Options

This product comes in different **Item Package Quantity** options.

## Questions & Answers

**Q: I take it that its black in colour**
A: Yes these are in black colour.

**Q: I want to use this to place on a table 4ft x 2ft for a model railway. Is this suitable?**
A: Hi
Yes quite a lot people use these boards for models.
Thanks

**Q: Are these sent boxed or just wrapped.  I need crisp cut edges not ones damaged in transit?**
A: The sheets of foam were delivered in a cardboard box.

**Q: What db noise do these muffle?**
A: no its polystyrene

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent XPS foam board
*by C***S on 4 November 2023*

Well manufactured XPS foam board. Perfect for model scenery. Delivered early.

### ⭐⭐⭐⭐⭐ Good for model railway baseboard
*by M***K on 8 February 2025*

Used it as a baseboard for my model railway.

### ⭐⭐⭐⭐⭐ Exactly as described
*by N***  on 4 March 2025*

Arrived quickly thank you

## Frequently Bought Together

- Insulation Board Foam Xps Underfloor Heating Thermal Acoustic 20mm Thick 600x600mm 5-20 Pack (5)
- Mod Podge, Water-base Sealer, Glue and Finish, Matte Finish, CS11302, 473 ml Bottle

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**Shop now:** [https://www.desertcart.kr/products/323673611-insulation-board-foam-xps-underfloor-heating-thermal-acoustic-20mm-thick](https://www.desertcart.kr/products/323673611-insulation-board-foam-xps-underfloor-heating-thermal-acoustic-20mm-thick)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-05*