How Do You Thin Out Boiled Linseed Oil?
How Do You Thin Out Boiled Linseed Oil? Mix 1:3 volume ratio of Paint Thinner to Boiled Linseed Oil. Apply with stiff push broom brush and make sure to brush out excess oil. Do you have to thin linseed oil? No you don’t need to thin BLO, or any other drying oil, to apply it.