delta 19780z-spsd-dst marca single-handle pull-down sprayer kitchen faucet with shieldspray technology delta delta shieldspray technology cleans with laser-like precision while containing mess and splatter. a concentrated jet powers away stubborn messes while an innovative shield of water contains splatter and clears off the mess, so you can spend less time soaking, scrubbing and shirt swapping. delta spotshield technology helps to keep your faucet cleaner, longer by resisting water spots and fingerprints.