A ‘colourless’ high-quality, low odour oil/Spirit wood preservative which is deep penetrating. This wax free primer Wood Preservative is used for wood protection against wood destroying fungi (wet rot), wood discolouring fungi and wood boring insects. Barrettine Clear Wood Preserver provides a colourless finish for further painting, varnishing. Can be used on un-treated wood or treated timber outdoors and also for use on windows/frames, external doors/frames (internal & external sections). Can also be used on structural timbers on indoor unoccupied areas such as floor joists. Deep penetrating oil/spirit low odour based formula High level, long-lasting wood protection & wood preservation Quality primer resins for excellent adhesion