Fiberglass Basins

TOPP’s Fiberglass Basins are made with the highest quality material and testing standards currently in the market. Our chop-hoop filament wound tanks are made in 18”, 24”, 30”, 36”, 42”, 48”, 60”, 72”, 96” & 120” diameters.  TOPP’s combination of innovation, service and technology is why TOPP has been the number one choice for environmental and economic solutions in the sewage, sump and wastewater markets for over 35 years.

Standard Features

  • Basins and extensions available in 18”, 24”, 30”, 36”, 42”, 48”, 60”, 72”, 96” and 120” inside diameters
  • Various one-piece lengths available up to 35 ft.
  • Consult our factory directly for depths longer than 35 ft.
  • Sealing kit included with covers and extensions
  • Extensions use the same manufacturing process as our fiberglass basins
  • Add “F” to Part Number for Fiberglass Anti-Float
  • Add “S” to Part Number for Steel Anti-Float
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