... . Also used for board jointing. Handycoat Interior • Easy to use• Does not flake off• Has high adhesion power• Applicable ... Quick drying• Vapour permeable OVERVIEWHandycoat Interior is a ready- to- use filler and board jointing compound for most building surfaces, ... patching hairline cracks in walls, ceilings, repairing damage to plaster/paint work, nail holes in woodwork, making good around door ...