Waterbars are the most common waterproof joint sealing solution for construction joints and are mandatory for expansion joints. The appropriate profile can be chosen from the wide range of Sika Waterbar® based on various materials, depending on project requirements.


  • Easy design of closed systems for construction and expansion joints
  • Easy connections by welding
  • Different products, shapes and sizes for diverse requirements (load and exposure)
  • Pre-fabricated waterstop systems possible
  • Internal and external waterstops available
Illustration of Sika yellow waterbar waterproofing at concrete foundation