The Elkay DRKAD2217502 is a top mount classroom single bowl sink with the quick clip system for quick and convenient installation. This one bowl classroom sink features a lustrous highlighted satin finish. It is constructed out of a high-quality, #18 gauge, type 304 nickel-bearing stainless steel ideal for heavy duty work and long-lasting performance. With a high tolerance against heat and excellent forming and welding characteristics, this sink is designed to sustain long term use. This Elkay DRKAD2217502 Top Mount Classroom Sink is furnished with 2 slotted faucet holes at the left side of the sink. The 3.5-inch drain hole is located at the center. This high-quality classroom sink is equipped with a Sound Guard coating on the underside to help minimize noise. The bowl dimensions are 16 inches long, 13.5 inches wide, and a depth of 4-3/8 inches. The overall dimensions of the sink are 22 inches long, 17 inches wide and 4.5 inches deep. This Elkay DRKAD2217502 Classroom Sink also complies with ASME and IAPMO requirements.