Docol accessories bring the quality and reliability of our brand to every part of your home, even in the details. The flow regulator valve for faucets offers the most economical use option. It is used to regulate the water flow, with a jet essential for washing hands, dishes and cooking, generating more comfort during use. In addition, the RRV can also stop the flow of water 100%, helping in case of maintenance, and prevents dirt from entering the product.