Low Profile, Modular Spill Decks Allow You to Design and Create a Spill Containment System That Meets Your Specific Needs. Ultra-Spill Decks are available in 1, 2 and 4-drum modules. All Deck Modules are easily connected together with the spill decks bulkhead fittings that allow a virtually unlimited number of customized configurations. The bulkhead fittings not only "lock" connected modules together but allow spilled liquid to flow from one module to the next. Ultra-Spill Deck Containment Systems meet EPA and Uniform Fire Code Spill Containment Regulations when assembled in configurations of six (6) drums or more. All polyethylene construction meets a wide range of chemical compatibility needs. Meet EPA Container Storage Regulation 40 CFR 264.175 and Uniform Fire Code Spill Containment Regulations. For the best service & spill deck bulk discounts shop below @IPI Online or call 1-800-474-7294 for questions & telephone orders.