With environmental regulations growing stricter every year, Permatile stands ready to provide you with the highest quality concrete products. Standard rectangular oil/water separators are available in capacities up to 5,000 gallons. Multi-cell units can be used to increase capacities. Wet wells and similar structures are available in all standard pipe sizes. Custom sizes and shapes are available to fit your specific requirements, and all are manufactured per ASTM C-478 and applicable project specifications. Valve vaults, storage tanks and similar structures are available in a variety of standard and custom sizes and shapes. Storage and utility vaults can be manufactured with knock-out panels only or complete with duct terminators, pipe bells, pulling irons, rack channels, vents, flexible couplings, coatings and more, all according to your requirements. They are available in cylindrical as well as multi-sided shapes. Permatile manufactures a variety of vault and utility structures, including: Meter vaults Valve vaults Communication manholes and vaults Electric manholes PRECAST FOUNDATION / COMMERCIAL PANELS / SPECIAL DESIGN CABLE CONCRETE EVERGREEN WALL SYSTEM STORAGE & MULTI-USE VAULTS / WELLS / TRAFFIC BARRIERS