You will sometimes see a Shower rough in Valve with Stops referred to as having screwdriver stops or integral stops. They also can be called Shower Valves with Shut off Stops. All of these terms are basically interchangeable. They reference shut-off devices built into the shower valve.

What is an integral shut off valve?

MIP Outlet Multi-Turn Integral Shut-off Straight Valve with a screwdriver slot is intended for a direct connection to diverters and shower mixing valves. Product designed to allow flow control to shower valve without shutting off water supply to entire home.

What is a tub valve?

These valves allow you to set the water temperature without having to balance the hot and cold water manually. … These valves change the flow of water to different fixtures — such as from the tub faucet to the shower head or from the fixed shower head to a hand-held shower head.