62720 - 1/2 Inch Sweat (Copper-to-Copper) Pressure Balancing Rough-In Valve with Integrated Volume Control from the M-PACT Collection (No Stops)Moen 62720 1 2 Inch Sweat (Copper to Copper) Pressure Balancing Rough In Valve with Integrated Volume Control from the M PACT Collection (No Stops) Changing the look of your Bath has never been faster and easier. The M PACT Common Valve System allows you to upgrade the trim style or swap out finishes on your fixtures without replacing the valves. So, once the system is in place, you can change your decor as often as you want at any point in time