Delta Trinsic Monitor 14 Series Valve Only TrimInspired by the sleek elegance of modern European design, the Trinsic Bath Collection completes the aesthetic of any contemporary bath. Create an industrial, European look by opting for the new wheel handle. Delta showers with Monitor pressure balance valves are engineered to prevent sudden and potentially unsafe changes in water temperature caused by running water elsewhere, such as using a dishwasher, flushing a toilet, or running a washing machine.