--- product_id: 55593044 title: "Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm)" brand: "bostik" price: "SAR 1018" currency: SAR in_stock: true reviews_count: 5 url: https://www.desertcart.com.sa/products/55593044-quelyd-depron-sheets-g3-thickness-3-mm-thermal-insulation-interior store_origin: SA region: Saudi Arabia --- # Odourless & rot-proof for healthy air Non-flammable M1 fire rating 3mm ultra-slim yet powerful insulation Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) **Brand:** bostik **Price:** SAR 1018 **Availability:** ✅ In Stock ## Summary > ❄️ Stay warm, save green, and upgrade your space effortlessly! ## Quick Answers - **What is this?** Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) by bostik - **How much does it cost?** SAR 1018 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.sa](https://www.desertcart.com.sa/products/55593044-quelyd-depron-sheets-g3-thickness-3-mm-thermal-insulation-interior) ## Best For - bostik enthusiasts ## Why This Product - Trusted bostik brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Seamless Surface Prep:** Smooth cracks & imperfections for flawless finishes - • **Ultra-Thin 3mm Design:** Maximize insulation without sacrificing space - • **Universal Compatibility:** Perfect base for wallpaper, paint, tiles & plaster - • **Cut Heating Bills by 17%:** Slash energy costs with proven thermal efficiency - • **Mould & Moisture Defense:** Keep walls fresh and damage-free year-round ## Overview Quelyd Depron Sheets G3 are 3mm thick extruded polystyrene insulation panels designed for interior walls and ceilings. They reduce heat loss by 17%, are rot-proof, odourless, and non-flammable (M1 rated). Easy to install and compatible with wallpaper, paint, tiles, and plaster, these white sheets also cover cracks and prevent mould, making them a smart, space-saving solution for energy-efficient, healthier homes. ## Description From the manufacturer Depron insulation plates G3 format, thickness 3 mm The easy insulation solution Your thermostat displays over 20°C but still feel cold inside? This is surely because of poor wall insulation and the resulting energy loss. To remedy this, it is imperative to effectively isolate partitions between rooms with different temperatures by applying a DEPRON insulation plate on both sides. Made from extruded polystyrene, the Quelyd DEPRON plates are suitable for any wall and ceiling mount (except under patio ceilings), regardless of their material (stone, reinforced concrete, solid brick, plaster, wood). A proven and proven solution DEPRON plates protect against outside cold, eliminate thermal bridges and cold wall phenomenon, accelerate the rise in temperature of rooms and actively prevent mould formation. With a thickness of 3 mm, they reduce heat loss by 17%, saving energy and enjoy the comfort of your home! (Available in 3 thicknesses) A multifunctional solution In addition to their insulating action, DEPRON plates allow you to cover cracks, compensate for slight wall irregularities and prepare the supports. Easy to apply, they can be covered by wallpaper, acrylic paint, tiles and plaster. The advantages at a glance Reduces heat loss Prevents mould formation Energy saving Fights moisture Covers cracks and imperfections Fire rated M1: non-flammable on a non-combustible base Odourless Rot-proof 1. Prepare the stand First apply the DEPRON undercoat on the roller, essential before applying a coating on the DEPRON. Then apply DEPRON adhesive insulation coatings to the roller. 2. Stick the DEPRON plate Then stick the DEPRON plate from the bottom. 3. Stick the top of the plate Stick the top of the plate. Run a rubber roller to remove air bubbles. 4. Use the seal for DEPRON After placing the second plate, spread the DEPRON seal with a knife to be coated. Review: Recomendado - Facil de poner, lo utilice para aislar una pared y se nota bastante, se corta facil con un cutter. Utilice su adhesivo y bien, no comprar su tapa juntas, mejor otro mas comodo de aplicacion tipo pistola silicona. Review: Excelente - The product really work!!!! Very happy ## Features - Rot-proof, non-flammable and odourless indoor thermal insulation for any wall and ceiling support (except ceilings under terrace): stone, reinforced concrete, solid brick, plaster, wood.. - Insulate: Protects against external cold and moisture (as effective as 180 mm concrete, 50 mm brick or 12 mm wood standard DIN4108), removes the cold wall effect, prevents mould formation, cleans the indoor air - SAVE - depron 3mm reduces heat loss by 17% = reduced heating costs, accelerates room temperature rise - Renovate: Covers cracks and imperfections, prepares substrates, Compatible with: Wallpaper, Wallcovering, Acrylic Paint, Tile, Plaster - Box contents: 1 x box of 20 depron sheets G3, thickness: 3 mm, dimensions: 1 sheet = 100 x 100 cm, colour: white, code: 30602455 ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B085F9TLRS | | Best Sellers Rank | 1,000,833 in DIY & Tools ( See Top 100 in DIY & Tools ) 686 in Panel Insulation | | Brand | Bostik | | Coverage | 1 m² | | Customer Reviews | 4.8 out of 5 stars 102 Reviews | | Included Components | 1 x Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Wall Insulation – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) | | Item Thickness | 3 Millimetres | | Item Type Name | Insulation Panels | | Item Weight | 907 g | | Item thickness | 3 Millimetres | | Manufacturer | Bostik Limited | | Material | Polystyrene | | Model Number | Plaques Depron 3mm | | Number of Items | 20 | | Number of items | 20 | | Part Number | Plaques Depron 3mm | | Recommended Uses For Product | insulation, energy saving, surface preparation | | Recommended uses for product | insulation, energy saving, surface preparation | | Unit Count | 20 Square Metres | ## Product Details - **Brand:** Bostik - **Item thickness:** 3 Millimetres - **Manufacturer:** Bostik Limited - **Material:** Polystyrene - **Recommended uses for product:** insulation, energy saving, surface preparation ## Images ![Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) - Image 1](https://m.media-amazon.com/images/I/71FIAGwdI1L.jpg) ![Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) - Image 2](https://m.media-amazon.com/images/I/61lDbgw7bFL.jpg) ![Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) - Image 3](https://m.media-amazon.com/images/I/61b7KHrloeL.jpg) ![Quelyd depron Sheets G3 – Thickness 3 mm – Thermal Insulation – Interior Walls – Colour: White – 20 Sheets of 1 m² (100 x 100 cm) - Image 4](https://m.media-amazon.com/images/I/41YXMgfzmjL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Recomendado *by J***E on 28 January 2026* Facil de poner, lo utilice para aislar una pared y se nota bastante, se corta facil con un cutter. Utilice su adhesivo y bien, no comprar su tapa juntas, mejor otro mas comodo de aplicacion tipo pistola silicona. ### ⭐⭐⭐⭐⭐ Excelente *by V***! on 28 February 2024* The product really work!!!! Very happy ### ⭐⭐⭐⭐⭐ Materiale che risolve il problema umidità *by G***I on 28 June 2021* Facilità di utilizzo --- ## 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.com.sa/products/55593044-quelyd-depron-sheets-g3-thickness-3-mm-thermal-insulation-interior](https://www.desertcart.com.sa/products/55593044-quelyd-depron-sheets-g3-thickness-3-mm-thermal-insulation-interior) --- *Product available on Desertcart Saudi Arabia* *Store origin: SA* *Last updated: 2026-08-13*