Pioneer Pro Water-Tite 100 Instant Plug is supplied as a dry powder which only needs the addition of water to produce an ultra rapid set plugging mortar. It is designed to seal leaks in running water where conventional mortars are washed away. It is ideal to seal leaks prior to applying waterproofing renderings in basements. Also recommended for patching concrete mortar, stopping leaks, repairing concrete pipes and pre-cast concrete, repairing honeycomb cracks and spalls, repairing water retaining structures, anchoring of bolts and fixtures and filling holes. Available in 4.54Kg can.