Upgrade your insulation with natural sheep wool from trusted UK brands like Thermafleece and TrueWool by Wool Insulation Wales.
Sheep wool insulation is a safe, sustainable choice for walls, lofts, floors, and roofs. It is designed for breathability, thermal comfort, and indoor air quality.
Manufactured in the UK using wool from British sheep, our range supports domestic agriculture and reduces the carbon footprint of your build. These high-quality natural fibre products are easy to handle and install, making them ideal for professionals and self-builders alike.
Whether you're retrofitting a period home or building to modern standards, sheep wool delivers outstanding thermal performance, acoustic insulation, and moisture regulation. It's a breathable material that works in harmony with traditional and low-energy construction. Offering long-lasting comfort without the environmental cost of synthetic alternatives
