Does Balsam Wool Insulation Contain Asbestos? Balsam wool insulating blanket used wood fibers from tree bark, wood pulp, or other lumber byproducts. As such it is a wood or cellulose product and not an asbestos-containing material.

Does Balsam wool contain asbestos?

Does Balsam Wool Insulation Contain Asbestos? Balsam wool insulating blanket used wood fibers from tree bark, wood pulp, or other lumber byproducts. As such it is a wood or cellulose product and not an asbestos-containing material.

Does Kimsul insulation have asbestos?

Kimsul, looks like layered creped paper and is impregnated with asphalt. It is not known to contain asbestos.