All purpose ready mixed filler is an easy to use ready mixed filler suitable for both interior and exterior use when applied as directed the filler dries to a smooth but tough crack resistant sandable finish which may be painted papered or stained benefits heavy duty tough filler interior or exterior use ready mixed formula apply straight from tub overpaintable with most solvent based and emulsion paints overstainable dries white areas for usefills gaps and holes in plaster brick st