Manholes fabricated to permit connection.

For complete corrosion-resistant systems, Spirolite® manholes can be fabricated to permit connection to Spirolite® pipe, as well as other traditional piping materials and traditional types of manholes.


  • Larger Riser and Stub Out Diameter Range
  • High Quality Stress Rated Resin with No Filler or Post-Consumer Resins
  • Chemical and Corrosion Resistant
  • Impact Resistant, Tough and Durable
  • Long Service Life
  • Leak Tight
  • Light Weight
  • One-Piece Construction
  • Easy to Install
  • Variety of Popular Joining Methods
  • Easy Order Made to Your Specifications


  • Sanitary Sewer
  • Culvert Rehabilitation
  • Odor Control and Ventilation
  • Storm Water Detention and Retention Systems
  • Pipeline and Flume Rehab
  • Industrial Pipelines
  • Marine Installations
  • Low Pressure Pipelines
  • Special Applications
  • Above Grade Tanks
  • Below Grade Storage Tanks
  • Lift Stations and Manholes


  • Single and Dual Wall Configurations
  • Riser Sizes Up to 120″ in Diameter
  • Stub and Lateral Sizes ½” to 120″ Diameter
  • Stub Out Joining Options: Plain Ends of Flange Adapters with Backup Rings
  • Top Configuration Options: Open Tops/ Flat Tops/ Guesseted Flat Tops
  • Manways
  • Fiberglass Ladders
  • Internal Piping
  • Guide Rail/ Dissimilar Piping/ Grate Mounting Brackets for 3rd Party Appurtenances
  • Lifting Lugs
  • Manholes Available in White Color for Added Safety Measures