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TRUEWOOL® Sheep Wool Insulation Protecting Buildings People and Planet

TRUEWOOL® Sheep Wool Insulation Protecting Buildings People and PlanetTRUEWOOL® Sheep Wool Insulation Protecting Buildings People and PlanetTRUEWOOL® Sheep Wool Insulation Protecting Buildings People and Planet

Wool Insulation Wales Limited

100% Sheep Wool Insulation

TRUEWOOL® Sheep Wool Insulation Protecting Buildings People and Planet

TRUEWOOL® Sheep Wool Insulation Protecting Buildings People and PlanetTRUEWOOL® Sheep Wool Insulation Protecting Buildings People and PlanetTRUEWOOL® Sheep Wool Insulation Protecting Buildings People and Planet

Wool Insulation Wales Limited

100% Sheep Wool Insulation

What we do

Truewool loft roll

Natural Smart Fibre


We provide  high quality insulation products for the construction and other industries with  a low carbon footprint made from local, sustainable and circular economy materials


Truewool® loft insulation was launched in 2023 by Wool Insulation Wales Limited and is the UK's only 100% British sheep wool insulation product


Warm, breathable and moisture-balancing insulation. 100% wool and manufactured in the UK



Why we do it

At Wool Insulation Wales, we believe that effective insulation is the cornerstone of a comfortable living environment. Our sheep wool insulation is meticulously manufactured to provide superior thermal performance and sound absorption. We focus on using high-quality, renewable materials to ensure that our products are both efficient and environmentally responsible. Our knowledgeable team is here to guide you through the selection process, ensuring that you find the perfect solution for your insulation needs 

Product details

Specifications

• Composition: 100% British sheep’s wool, no synthetic fibres or binders

• Origin: Manufactured in Wales using traceable UK wool

• Thermal conductivity (λ): 0.040 W/m·K

• Density: ~20 kg/m³

• Thicknesses: 50 mm & 75mm  (layer for additional thickness as required)

• Width options: 400 mm and 600 mm rolls

• Roll length: 8m

• Fire rating: Euroclass E (EN 13501-1)

• Moisture control: Hygroscopic – absorbs and releases moisture naturally

• Carbon storage: Approx. 1.6 kg CO₂e stored per m² of 50 mm insulation

• End-of-life: Fully recyclable / compostable

• Health & safety: Non-itch, safe to handle without PPE

• Made in: UK  Brand: Truewool®  Manufacturer: Wool Insulation Wales Ltd

Custom Fabrication

Our skilled engineers and technicians can create custom solutions to meet your unique manufacturing needs. From design to installation, we offer turnkey solutions for any industrial application.

Contact us

Our connections

British Wool

British Wool represents the UK's 35,000 sheep farmers. We are a British Wool license holder and our products carry the Welsh Wool logo guaranteeing provenance. See more here

The Installation Assurance Authority

The IAA framework gives homeowners the confidence that insulation work is carried out to the highest standards with products made to meet those standards. Find us on the system supplier page here

ASBP

The Alliance for Sustainable Building Products is a non-profit organisation with a single mission: To lead the transformation to a healthy low carbon built environment by championing the understanding and use of demonstrably sustainable building products. Find us in the members' directory here

Welsh wool logo
Installation Assurance Authority logo
British Wool licensee logo
ASBP logo
Innovate Uk Logo

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Wool Insulation Wales Limited. Company No. 1441300

First Floor,1 St John's Court, Upper Fforest Way, Enterprise Park, Llansamlet, Swansea SA6 8QQ

07900 248 249 / 07791 515 359

Copyright © 2025 Wool Insulation Wales - All Rights Reserved.

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