---
product_id: 57457843
title: "Knauf Earthwool Loft Roll Insulation | 100 mm (8.30m2 per roll)"
brand: "builders marketplace"
price: "¥191508"
currency: JPY
in_stock: false
reviews_count: 6
url: https://www.desertcart.jp/products/57457843-knauf-earthwool-loft-roll-insulation-100-mm-8-30m2-per
store_origin: JP
region: Japan
---

# Acoustic performance A1 Euroclass fire rating Thermal insulation Knauf Earthwool Loft Roll Insulation | 100 mm (8.30m2 per roll)

**Brand:** builders marketplace
**Price:** ¥191508
**Availability:** ❌ Out of Stock

## Summary

> Insulate Your Space, Elevate Your Life! 🌍

## Quick Answers

- **What is this?** Knauf Earthwool Loft Roll Insulation | 100 mm (8.30m2 per roll) by builders marketplace
- **How much does it cost?** ¥191508 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/57457843-knauf-earthwool-loft-roll-insulation-100-mm-8-30m2-per)

## Best For

- builders marketplace enthusiasts

## Why This Product

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

## Key Features

- • **Eco-Friendly Choice:** Made from sustainable materials for a greener home.
- • **Ultimate Fire Safety:** Stay worry-free with an A1 Euroclass fire rating.
- • **Whisper-Quiet Living:** Experience tranquility with superior acoustic insulation.
- • **Perfect Fit for Joists:** Designed for 400mm and 600mm timber joist centers.
- • **Efficient Thermal Barrier:** Keep your space cozy with top-notch thermal performance.

## Overview

Knauf Earthwool Loft Roll Insulation is a high-performance insulation solution designed for thermal, acoustic, and fire safety. With a thickness of 100 mm and covering 8.30m² per roll, it fits perfectly between timber joists at 400mm and 600mm centers, ensuring a comfortable and safe living environment.

## Description

Knauf Eathwool Loft Roll 44 Combi-Cut Shorter LengthsVAT INCLUDEDThicknesses available: 100mm, 150mm, 170mm, 200mmRoll sizes:Thickness: 100mmLength: 7.28 meterWidth: 1140mm Coverage per roll: 8.30 m2Thickness: 150mmLength: 4.90 meterWidth: 1140mmCoverage per roll: 5.59 m2Thickness: 170mmLength: 4.30 meterWidth: 1140mmCoverage per roll: 4.90 m2Thickness: 200mmLength: 3.40 meterWidth: 1140mmCoverage per roll: 3.88 m2 We can supply as many rolls as you require, if you have a special request please feel free to email or call us with your enquiry - (01375) 768177Delivery is offered or collections can be made from our depot in Tilbury, Essex for savings.Earthwool Loft Roll 44 is a flexible low density glass mineral wool quilt which is lightweight, resilient and non-combustible. The rolls are 1140mm wide and partially perforated to produce either 2 rolls 570mm wide or 3 rolls 380mm wide. 1) Provides thermal, acoustic and fire performance 2) Fast Delivery available3) Produced for use with timber joists at 400mm and 600mm centres 4) Attic space can be transformed into a warm usable living space 5) Knauf Loft Roll 44 has an A1 Euroclass fire ratingWe also supply many other types of Insulation as well as a full range Timber, Sheets & other Building Materials, for the very best prices including local delivery discounts please visit us online at buildermerchant.com or email us with your enquiry.

## Features

- Provides thermal, acoustic and fire performance
- Knauf Earthwool Loft Roll 44 has an A1 Euroclass fire rating
- Produced for use with timber joists at 400mm and 600mm centres

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | buildermerchant.com |
| Part Number | Knauf Eathwool Loft Roll 44 Combi-Cut Shorter Lengths |
| Product Dimensions | 43 x 114 x 43 cm; 7.26 Kilograms |
| Batteries | Product Specific batteries required. |
| Item model number | Knauf Eathwool Loft Roll 44 Combi-Cut Sh |
| Size | 100 mm (8.30m2 per roll) |
| Material | Knauf Eathwool Loft Roll 44 Combi-Cut Shorter Lengths |
| Thickness | 100 Millimetres |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Included Components | Knauf Eathwool Loft Roll 44 Combi-Cut Shorter Lengths |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 7.26 kg |

## Images

![Knauf Earthwool Loft Roll Insulation | 100 mm (8.30m2 per roll) - Image 1](https://m.media-amazon.com/images/I/31nMOyGujGL.jpg)

## Questions & Answers

**Q: Can this product be used between the rafters under the tiles as long as i leave an air gap?**
A: Hello, I have used this product between the rafters with no problems. Fairly easy to use and very effective.

**Q: The stud wall I want to insulate is 75mm thick. Will this 100mm roll squash down or will it cause the plasterboard to bulge?**
A: no problem , will easily compact down to your stud wall thickness.
freddie.

**Q: Whats the thermal conductivity and r value for the 100mm roll?**
A: https://www.knaufinsulation.co.uk/products/glass-mineral-wool/earthwool-loft-roll-44

**Q: Does this actually cover 8 square metres like it says? That seems a larger area for one roll.**
A: Yes it does. It’s 7.7m long and 1.15m wide

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Quality stuff
  

*by S***R on Reviewed in the United Kingdom on 3 November 2020*

Good quality insulation and not the itchy type, plus it was the best price after searching online at many DIY stores.

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great
  

*by M***E on Reviewed in the United Kingdom on 30 August 2020*

Great

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Great
  

*by C***E on Reviewed in the United Kingdom on 30 May 2018*

Well packaged.Easy to work with.Thank you

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**Shop now:** [https://www.desertcart.jp/products/57457843-knauf-earthwool-loft-roll-insulation-100-mm-8-30m2-per](https://www.desertcart.jp/products/57457843-knauf-earthwool-loft-roll-insulation-100-mm-8-30m2-per)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-06*