Jasco, Quart, Mask Peel Liquid Masking Tape Primer Primes and seals the trim Glass is left clean with no sticky tape residue Brush or spray, allow to dry, paint the trim, score edges and remove the dried Mask Peel Can be used on windows, French doors, wood, metal vinyl bare or painted InteriorExterior One quart will cover 40 10 x 12 panes