Grohe GrohSafe™ 3.0 Pressure Balance Rough-In Valve 1/2" PEX Cold Expansion

Features:

• PEX Cold Expansion Compatibility: Tailored for ASTM F1960 fittings for a secure connection
• Flush Plug Included: Enables testing and flushing of the valve body before installing the cartridge (cartridge ships with trim)
• Pressure Testing Ready: Supports testing up to 200 psi (air) or 300 psi (water) using the flush plug
• Stainless Steel Retaining Ring: Locks the plug and cartridge in place without screws
• Flat Back Design: Allows the valve to sit flush against cross bracing, ideal for tight spaces
• DZR Cast Brass Construction: Corrosion-resistant body built for long-term contact with water
• Back-to-Back Configuration: Easily reverse hot and cold water lines as needed
• Protective Plaster Guard: Safeguards the valve during installation and acts as a mounting guide
• Mounting Support for Thin Walls: Plaster guard functions as a structural aid in narrow wall cavities
• Flexible Rough-In Depth: Suitable for wall depths ranging from 1-3/4” to 2-3/4”
• Integrated Service Stops: Allow water to be shut off at the valve for maintenance without shutting off the whole system
• Cartridge Sold Separately: Trim package includes the cartridge

This pressure balance rough-in valve is engineered for reliable performance, quick installation, and consistent water temperature control. Designed specifically for PEX cold expansion connections, it’s ideal for both residential and commercial bath applications.