Spill Containment Platforms All platforms are low profile for easy access. Constructed of polyethylene for excellent chemical resistance with a removable grating with 1-3/4" square openings. The 4-Drum-In-Line Platform has a 68 gallon secondary spill capacity. The 6-Drum Platform has a 66 gallon secondary spill capacity, and the 8-Drum platform has a 67 gallon secondary spill capacity. Use the 4-Drum In-Line Platform against the wall to open up valuable floor space. Platforms meet EPA requirements for secondary spill containment of hazardous materials.