This B4T12U Closet Supply Line is a genuine Fluidmaster product. This Supply line is universal and is designed to work on any toilet. This Fluidmaster B4T12U supply line is not only light weight and flexible but it is also durable and long lasting with its industrial brass hex nut which are nickel plated for extra durability. This product comes with a 5 year warranty, so you can rest easy knowing you have made an excellent purchase. The B4T12U closet supply line is only one of the many amazing Fluidmaster product that you can purchase from PlumbersStock.com, which is the perfect place to stop when looking to complete any residential or commercial project.