The ronseal multi purpose wall filler is a general purpose filler based on acrylic polymer and fine dolomite fillers for interior and exterior useand surface dry in 1 to 2 hours ronseal multi purpose produces an extremely smooth finish and has excellent application properties coupled with strength and flexibility ideal for making repairs to plaster stone concrete or wood it is easy to sand and gives excellent adhesion also gives a long lasting repairs that wont shrink or crack available in tub o