ALCOLIN CONTRACTORS ACRYLIC is a Low VOC (Volatile Organic Compound), water based, flexible and paintable builder's sealant that is used for caulking, grouting, jointing and embedding in building construction. It is easy to apply and compatible with most materials used in construction e.g. concrete, wood, brick, natural and artificial stone, glass, metal and sanitary-ware. It resists cracking, gives a smooth finish and is suitable for interior and exterior use.