Heat gun, then sand the crispy bits off by hand. Don't forget to wear a mask when sanding.
As for the stone sill, you can get hand held carborundum brick cleaners from Axminster Power Tools, give it a good rub and the paint may be gone. I use them on very soft, old bricks for the house.
Heat gun, then sand the crispy bits off by hand. Don't forget to wear a mask when sanding.
As for the stone sill, you can get hand held carborundum brick cleaners from Axminster Power Tools, give it a good rub and the paint may be gone. I use them on very soft, old bricks for the house.