Sheep Wool insulation is 100% pure sheep wool ApplicationOptimal Sheep Wool insulation is generally used in stud wall and pitched roof spaces and has a thermal conductivity of 0.0385 W/mK. StandardsOptimal is light weight, easy to touch and is a sustainable raw material. It achieves the highest levels of insulation through a natural sustainable raw material like no other. Sheep Wool insulation is extremely breathable and can absorb up to 33% of its own weight in moisture without any compromise to its insulation qualities. Frequently Bought Together Breathaplasta Universal Breathable Plaster x 20Kg Revitalize your walls with this eco friendly, breathable plaster; perfect for sustainable and healthier living spaces. View Product » Breathaplasta Thermal Insulating Plaster x 9Kg Discover a greener way to insulate walls with our thermal insulating plaster. View Product » Breathaplasta Smooth Finishing Plaster x 20Kg Achieve a flawless finish on walls and ceilings with our eco friendly, easy-to-apply Breathaplasta Smooth Finishing Plaster. View Product » Soft Grip Plastering Trowel Discover the comfort of plastering with our Soft Grip Trowel, designed for precision and ease with every swipe. View Product » Thickness Size Pack Coverage Rolls Per Pack 50mm 2 x 570mm x 9.0m 10.26m2 2 75mm 2 x 570mm x 6.0m 6.84m2 2 100mm 2 x 570mm x 5.0m 5.7m2 2 140mm 2 x 570mm x 3.0m 3.42m2 2 50mm 3 x 380mm x 9.0m 10.26m2 3 75mm 3 x 380mm x 6.0m 6.84m2 3 100mm 3 x 380mm x 5.0m 5.7m2 3 140mm 3 x 380mm x 3.0m 3.42m2 3 Reasons to use Sheep Wool The only 100% naturally produced sheeps wool insulation product on the market that has no polyester as "filling" material and no binders. 100% Sheep wool will keep its insulation value even if moisture is present in the building. 100% Sheep wool helps to prevent overheating in summer. 100% Sheep wool keeps it's "loft" through the lifecycle, it does not slump or reduce in thickness over the years unlike polyester or fibreglass 100% Sheep wool helps to reduce the surface spread of flame. 100% Sheep wool uses only 15% of the energy to produce when compared with fibreglass and solid foam insulation. 100% Sheep wool is fully biodegradable at the end of its life. 100% Sheep wool is irritant free and completely safe to use 100% Sheep wool has no harmful side effects