Deck mounted sink units like the 4230 are installed in accessible countertop locations for quick locating and convenient operation. Sunken down sink design helps to minimize excess splashing and self-rimming feature allows for easy mounting. Stainless steel construction offers a good amount of durability and corrosion resistance. Beautiful satin finish resists stains and corrosion. Sitting water-tight along with sound deadening underneath keep this unit mounted securely on any countertop. Measurements are 31" x 19" x 5". Mounted at the correct height and equipped with proper drinking fountain and faucet, this unit complies with the Americans with Disabilities Act requirements for drinking fountains. Model meets all current Federal Regulations for the disabled including those in the Americans with Disabilities Act. Haws manufactures drinking fountains and electric water coolers to be lead-free by all known definitions including ANSI/NSF Standard 61, Section 9, California Proposition 65, and the Federal Safe Drinking Water Act.