Cutek Restore Wood Restoration Concentrate 2.5LCutek Restore Wood Restoration Concentrate 2. 5L CUTEK Restore (formerly CUTEK Proclean) is a powerful timber cleaning agent that restores stained, weathered and grey wood back to its original appearance. CUTEK Restore is effective in removing stubborn stains caused by tannins, water, iron, resins, mould and fungus. It also removes the common invisible glaze (mill glaze) to prepare newly sawn or machined timber for coating. CUTEK Restore will