Utility Vaults Electrical Vaults Sewer Manholes Products and Services Septic Tanks (800 to 3000 Gallon) Catch Basins (Sand/Oil, Grease Interceptors) Flammables Containment Water Tanks... manufacture concrete sand/oil interceptors and varied sizes of catch basins for storm, wastewater, irrigation or electrical applications. We make grease interceptors for restaurants...