The 4-way single-lever mixer base features high technology and a Lifetime Warranty, precisely because the entire creation process is designed to prevent damage over time. This single-lever base fits ½" diameters and must be installed with the specific finishes for the 4-way base, as it has dual activation, which can be chosen between shower or bathtub or even shower or hand shower. This base is recommended for places that have a pressure greater than 5 mca, that is, high pressure.