EK-BIO Wood Preservative is designed to protect wood from mold, wood-staining, and wood-destroying fungi. Suitable for finished wood products, both indoors and outdoors (under cover), such as paneling, blockhouse, rounded timber, etc. Applications: For treating new and previously preservative-treated wooden walls, floors, partitions, sheathing, attics, and loft structures inside buildings and structures, as well as other sawn, planed, and log structural elements in residential, public, industrial, and agricultural settings. Not suitable for use on surfaces previously coated with drying oil, paint, varnish, or other film-forming or water-repellent materials. Advantages: highly effective protection against mold, wood-staining and wood-destroying fungi; slightly toxic, water-soluble; colorless, odorless, does not stain wood, does not cause corrosion of ferrous metals; does not reduce the strength, adhesion and paintability of wood; preserves texture, does not interfere with wood respiration; completely retains its properties after freezing and thawing.