Your #1 Solution for Portable Restrooms!


This is a 300 gallon holding tank that’s ideal for construction site office trailers, campers, or other bulk-waste storage needs. It features:


  • Recessed ports to accommodate assorted plumbing configurations.
  • Accepts rubber couplers and clamps.
  • Heavy duty thick wall construction.
  • Fast installation time.
  • Can provide versatile storage under office trailers on job sites.