Bartoline Multi Purpose Linseed Oil Putty is a traditional blend of high-quality linseed oil and fillers, used for generations. Specially formulated for glazing both wood and metal window frames and used by both the professional tradesman as well as the home owner. Equally useful as a general wood filler. 

Bedding and external fronting single glass into primed softwood and hardwood frames which will subsequently be painted. Not for use directly against laminated glass, for bead glazing systems or on insulated glass units.