The 4" Pitless Control Unit for 6' bury depth from Merrill Manufacturing is designed for efficient water management in well systems. This unit includes a 2.1-gallon tank and features a 1-1/4" discharge, ensuring optimal flow rates. Constructed from high-quality materials, it offers durability and resistance to environmental factors. The included plate allows for secure installation, making it suitable for various applications. This control unit meets industry standards for performance and safety, providing peace of mind for professionals in the field.