Barrettine Boiled Linseed Oil 500ml

Natural linseed oil (from the extract of flax seed) blended with driers to improve drying times. Boiled linseed penetrates unsealed wood leaving a Natural, water Resistant finish with a slightly enhanced Colour that darkens slightly with age. For oiling many types of bare wood mainly for internal use and wood care applications. (Not suitable for Oak, furniture or flooring).  a traditional treatment to seal terracotta tiles and other porous substrates. Can be mixed with burnt sand to form a Caulking to fill gaps between timber and masonry.