While other products may gather unsightly mineral build-up over time, Delta soft rubber Touch-Clean. spray holes allow any mineral residue to simply be wiped away for an instantly refreshed look with no need for soaking or the aid of chemical cleaners. Delta. pressure-balance valves use Monitor. Technology to protect you and your family from sudden temperature changes. Chrome has rapidly become one of the most popular finishes across decor styles in the bath thanks to its stunning gloss and innate versatility. Paired with crisp lines and bright whites, it creates a bold, modern contrast, but it works equally well with vintage styles and traditional spaces to convey a hint of nostalgia. Delta WaterSense labelled faucets, showers and toilets use at least 20% less water than the industry standard saving you money without compromising performance.