Wedi joint sealant is a MS Polymer elastomeric sealant which delivers strong, flexible, water-tight and tenacious bond to Wedi foam systems and Subliner systems, along with a variety of other surfaces. The product forms water-tight, weather resistant seals on joints and seams. Its flexibility allows for dissipation of stress caused by shock, vibration or thermal movement. It is of high viscosity and exhibits excellent non-sag and strong bond and adhesion properties