This is a traditional blend of high-quality linseed oil and fillers, used for generations for bedding and external fronting single glass into primed softwood and hardwood frames which will subsequently be painted. It is also equally useful as a general wood filler. Description: A traditional blend of high-quality linseed oil and fillers Used for generations for bedding and external fronting single glass into primed softwood and hardwood frames which will subsequently be painted Equally useful as a general wood filler