Single Load Line Box

To ensure the clean and efficient loading and unloading of fluids Secure Enviro is able to provide Single (S-Small) Load Line Boxes to fit your needs. Our load line boxes come with a wide range of standard features but also are able to be equipped with additional options to fit the needs of your operation.

Single (S) Box Models*

  • S-Model, 2” Single Valve-Threaded Assembly
  • S-Model, 2” Single Valve-Welded Assembly
  • S-Model, 3” Single Valve-Threaded Assembly
  • S-Model, 3” single Valve-Welded Assembly

Standard Features

  • Powder Coated Enclosure
  • Camlock Fitting
  • Ported Nipple
  • Suction Valve
  • Sample Valve
  • Ground Lug
  • Latching Lid
  • Lockable
  • MTRS
  • Leak tested containment
  • Removable back panel for easy installation & servicing of valves
  • Flanges are CL150 (unless otherwise noted or discussed)
  • Built with quality throughout

Optional Features

  • Radiography of welded piping, 10% or 100%
  • MPI of TOLs & Fillet Welds
  • Various Valve Options upon request


All Secure EnViro load line spill containment boxes come complete with our removable back access panels for the easiest service and installation load line box on the market. Watch the video and See our installation guide.

*Note: Standard S-Model Boxes are typically available IN STOCK!