Self-contained, wall mount single electric water cooler. Refrigerated LZ(S)8 models offer a chilling capacity of 8 gph of 50 deg F drinking water, based upon 80 deg F inlet water and 90 deg F ambient. Models LZ(S)D are non-refrigerated and shall deliver non-chilled drinking water. Shall include the WaterSentry® VII 1500-gallon capacity filter, certified to NSF/ANSI 42 and 53. Unit shall meet ADA guidelines. Unit shall be lead free design which is certified to NSF/ANSI 61 and 372 and meets Federal and State low-lead requirements. Unit shall be certified to UL399 and CAN/CSA 22.2# 120. Models LZS have self-closing Easy-Touch push bar controls on front & sides. Models LZ have self-closing Easy-Touch push bar controls on front only. Models LZ(S)D are non-refrigerated. Requires outlet for power cord.