American Walk in Coolers Exclusive Features:• 4" thick high quality, high-density insulation, No Wood• Exclusive white interior & exterior panels• NSF approve Screeting & Cove Base• Exclusive heavy duty door with (3) Hinges• Diamond plate kick plate front and back of door• Diamond plate corner protector, to prevent damage• Exclusive Heatcraft Refrigeration with upgrades, providing 25% more efficiently, Reducing Electrical Energy Cost• Direct hook up condensate water drain• Interior light is UL listed pre-wired to exterior switch, with digital display exterior mounted temperature read out.• Exclusive "electronic temperature control" with easy to read LCD display and programmable control function and lock-out mode• Voltage (115-208-230-460v/1ph or 3ph)• Easy installation walk in cooler with cam locking system• 10 year panels warranty• 5 year compressor warranty• 1 year electrical and hardware warranty