Docol complements serve to bring the quality and confidence 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 serves to regulate the water outlet, with an essential jet to wash hands, sanitary ware and cooking generating more comfort during use. In addition, RRV can also interrupt 100% of the water flow, helping in the event of maintenance, and prevents dirt from entering the product.