Everbuild multi purpose premium joiners grade wood filler is an easy to use ready mixed filler which is ideal for filling small imperfections max 5mm depth in wood once dry the filler leaves a sandable surface which can be stained painted varnished or dyed even with microporous stains the filler is waterproof when dry and is suitable for exterior as well as interior applications it is also non flammable and has a low odour areas for use filling small holes splits surface imperfections and damage