The Rohl WA31L-APC/TO is a Wave volume control trim. It is from Rohl's Modern collection. This Wave volume control trim comes with a polished chrome finish, a lasting finish that provides a bright, clean, and modern look. Rohl's polished chrome volume control trim can also be purchased in a satin nickel finish. It has sliding escutcheon with a bell housing. The Rohl WA31L-APC/TO Wave volume control trim comes with a metal lever handle, a square trim plate, and a 3/4-inch NPT. Must order the ZA33BO to complete the package. Please see the specification sheet for more information. This Wave volume control trim is covered by a limited lifetime warranty. 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.