Moen Brass Commercial 1/2-Inch PEX Posi-Temp Bathroom Shower Valve, 8373HD

Price: $138.10 - $123.02
(as of Feb 20, 2026 21:14:59 UTC – Details)


The Moen Brass Commercial 1/2-Inch PEX Posi-Temp Bathroom Shower Valve (Model 8373HD) is designed for reliable, long-lasting performance in residential and commercial applications, featuring a heavy-duty brass valve body and single-handle tub and shower cartridge built to withstand daily use. Equipped with Moen’s trusted Posi-Temp® pressure-balancing technology, it helps maintain consistent water temperature by adjusting for pressure changes, enhancing comfort and safety. The valve includes 1/2-inch crimp ring PEX connections for compatibility with modern plumbing systems and easier installation, along with a four-port design that supports flexible tub and shower configurations. Rigorously tested beyond industry standards to handle real-world wear and tear, this durable valve is built to perform like new for decades and is backed by Moen’s Five-Year Limited Warranty for added confidence and peace of mind.
Posi-Temp pressure-balancing control valve helps maintain water temperature control in the shower
Heavy–duty brass single-handle tub/shower cartridge
Has 1/2″ crimp ring PEX shower valve kit connection type
The Moen posi temp valve has four ports
Backed by Moen’s Five-Year Limited Warranty
Tested beyond industry standards to handle real-world wear and tear—so your faucet performs like new for decades