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Custom Plastic Products


Polypropylene Grease Interceptors

for the Restaurant Industry


• Seam welded from sheet stock


• Available in standard sizes


Custom sizes to suit specific footprint configurations or capacities


• Lighter weight than concrete or steel tanks


• Lasts 4 times longer than concrete


• Can be built in place


• Corrosion resistant polypropylene construction


• Easy to clean when needed














Plastic Tanks




Tfi/inline design has been manufacturing custom plastic tanks for chemical related industries for the past 30 years.


  • Chemical storage
  • Water treatment and waste treatment facilities
  • Micro electronics
  • Chemical treatment
  • Plating systems
  • Chemical etching
  • Chemical cleaning
  • Potable water storage
  • Fire protection


Our material capabilities are:

  • Polypropylene- Standard and Flame Retardant
  • (HDPE) High Density Polyethylene
  • PVC
  • CPVC
  • PVDF
  • ECTFE-halar

Our tanks are constructed using the latest fabrication techniques and manufactured to meet the service with which they are specified.



Plastic Products


For over 30 years, TFI/Inline Design has manufactured a large variety of custom products using thermoplastic materials. From design to completion, our staff specializes in creating customized products that help to improve efficiency and productivity, all while utilizing corrosive-resistant, non-metallic materials.

© 2016 TFI / Inline Design Corp. | Contact Us