The Watts Regulator 8 LFF115 150 S B is a high-performance backflow preventer designed to protect potable water supplies from contamination. This model features a durable construction with a maximum pressure rating of 150 PSI, ensuring reliable operation in demanding environments. Its compact design allows for easy installation in various plumbing systems. The backflow preventer complies with industry standards, providing peace of mind for both residential and commercial applications. Ideal for irrigation and water supply systems, it effectively prevents backflow, safeguarding water quality.