Install Brass Ball Valve. Add WaterCop Later Use this MADE IN USA water valve to get ready for water damage protection at a later date when you use a WaterCop ready water valve with lever handle during new construction or remodeling. This 3/4 inch brass ball, full port water valve has a handle to turn on and off the water. When you are ready, screw the Water Cop actuator (not included) to the water valve platform and plug into an electrical outlet. Connect the Water Cop actuator to a security system if desired. The WaterCop automatic water shut off valve is now fully operational. This is a full port 3/4 inch water valve: no reduction occurs in the water flow. NPT National Pipe Tapered)female thread. UL tested. 600 psi. This heavy duty industrial valve is also widely used for LP gas, natural gas, and fire protection system applications. .