The Rohl AC27-APC/BO is a 4-port, 3-way diverter rough-in valve. It comes with a polished chrome finish that provides a bright, clean, and modern look. It can also be purchased in polished nickel, satin nickel, Inca brass, Tuscan brass, and old iron. This diverter has a finished valve housing and a ceramic disc cartridge. The flow rate is up to 16 gallons per minute. It has a 1/2"F inlet and 3 x 1/2" female outlets. The flow can be split between adjacent outlets. If only 2 outlets are being utilized, loop the dead outlet to a live outlet so that the diverter would not have an off function. Must order the following trim set to complete the package: the A2770, the A3770, the A2700, the AC27, the MB1948, the A4700, the BA27, or the WA27. Please see the specification sheet for more details. The Rohl AC27-APC/BO 4-port, 3-way diverter rough-in valve is covered by a limited lifetime warranty except for the Tuscan brass finish. It is a representation of Rohl's commitment to making products that are easy for the customers to install and use. The House of Rohl has been in the business since 1983. They have reached success by providing distinctively different faucets and fixtures that define real luxury. To create superior products that will enhance your way of living is Rohl's goal. Here at PlumbersStock, we guarantee that you have access to the highest quality products and resources at very affordable prices. We pride ourselves in striving for excellence in every aspect of what we do.