• Professional Grade Basins & Accessories

    Professional Grade Basins & Accessories

    Providing the best fiberglass, polyethylene and structural foam sewage, sump and wastewater basins. Made proudly in America.

    Why TOPP?
  • Quality


    TOPP fiberglass basins, covers and accessories are manufactured with the highest quality material and testing standards currently in the wastewater, water treatment, sewage and sump markets.

  • World-Class Customer Service

    World-Class Customer Service

    Our passion for each and every customer is what guides our business. Our world-class customer service and sales teams offer continuous support to assure you are 100% satisfied with every solution.

  • Innovation


    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 25 years.

  • Always Working, Always in Stock

    Always Working, Always in Stock

    Our talented labor force works around the clock, ensuring product readiness and steady inventory.

  • Building for the Future

    Building for the Future

    TOPP just completed a 115,000 square foot expansion of our corporate office! Check out our Facebook page for pictures and updates.


Innovative Products for Lasting Reliability 

TOPP IndustriesFor more than a decade, the number one choice for environmental and economical solutions is TOPP Industries. Our facility boasts over 300,000 square feet of around-the-clock manufacturing and houses an extensive inventory septic system parts ready for immediate shipment. TOPP offers quality sewage basins, sump basins and wastewater basins made of fiberglass and polyethylene that provide answers for both budget and performance.

The unique qualities found within our company stem not only from the ideal combination of technology and quality - but from a practical insight into our customers’ every need.

Long range vision has been the driving force behind the success to TOPP Industries. 
Quite simply, we produce working solutions that make sense and make a difference -
now and for the future.