The Moen 62380 1/2" Pex Posi-Temp Pressure Balancing Rough-In Valve is a high-quality shower valve made of brass, designed for use with certain Moen M-Pact models. It features adjustable strap for easy installation and is compatible with Moen brand products. This valve is perfect for maintaining water pressure balance in your shower system, ensuring a comfortable and consistent shower experience. Made in the United States, this valve is a reliable and durable option for your shower needs. The green mud guard is used as a installation for depth and is thrown away after installation. It only comes with one bolt.