The Cretex Inflow Dish is a simple and inexpensive solution to stop unwanted water inflow from entering the manhole through the manhole lid into your new or rehabilitated sanitary system.

  • No special tools are required.
  • Dramatically reduces sewage treatment costs.
  • No corrosive parts.
  • Easy to install and remove.
  • No maintenance and no inspection required once installed.
  • Low cost.
  • Cost-effective alternative to replacing existing manhole covers with water-tight covers.
  • Controls sewer odors in residential areas.
  • Optional gaskets and gas relief valve available.
  • Available in stainless steel.