This Lochinvar valve is a drain component made from brass. It is designed to control the flow of liquid in a system by opening, closing, or partially obstructing various passageways. The material used, brass, is known for its durability and resistance to corrosion, making it suitable for long-term use in various environments. The valve is compatible with several Lochinvar models and can be used as a replacement part in case of wear or damage. Its primary function is to facilitate the draining process in systems where liquid needs to be removed or relocated.