Powafix Timbafix provides a smooth paintable finish. Ultra fine acrylic wood filler for: ceilings, doors, window frames, walls and skirtings. Fills small imperfections and blemishes in wood. Mix well before applying with a putty knife or scraper. Apply in layers not exceeding 2mm.This also applies when filling deep holes. Sand smooth after 1 hour with a fine sand paper. Re-apply product if necessary sand smooth and paint once touch dry.