1.Installation opening: 3.2–3.5 cm. The faucet is multilayer galvanized and matt colored. Rustresistant, colorfast, oxidationresistant. 2.Short version compatible with undermount sinks. The high version is suitable compatible with countertop and undermount washbasins. Wide range of applications, suitable compatible for use in bathrooms, bathtubs, washbasins, courtyards, washstands, and other scenarios. 3.Bamboo shape, waterfall spout, no splashing, easy to clean. The ceramic cartridge has been tested hundreds of times to prevent leaking and dripping and to ensure smooth opening and closing. 4.The washbasin faucet does not require a plumber and is quick to install. Includes two 80cm hoses and all necessary mounting materials.