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 Enviro 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.

Secure Enviro's Enviro Boxes comes with a 1-year warranty against manufacturing defects. Third-party components carry warranties from their respective manufacturers as well.


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
  • S-Model 4" Single Valve-Threaded Assembly
  • S-Model 4" Single Valve-Welded Assembly

Standard Features

  • Powder Coated Enclosure (14 ga.)
  • 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 requested)
  • Highest industry quality

Optional Features

  • Radiography of welded piping, 10% or 100%
  • MPI of TOLs & Fillet Welds
  • Various Valve Options upon request (Gate, Globe, Ball)
  • Piping: Regular Temp, Low Temp, Stainless Steel
  • Bottom drain port with plug or valve
  • Ultra-low temperature assemblies
  • Stainless steel enclosure (optional aluminum)
  • Enclosure colour options/custom graphics
  • Liquids sampling line
  • Grounding cable kit


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!

© 2022 Secure Enviro Systems | Log in | Website by EDGE Marketing & Design Inc.