KOOL LT Series of Ice Box Conversion Kits All LT units and plates come pre charged with ozone friendly refrigerant and are temperature controlled with an automatic thermostat. These units are very rugged and versatile. All LT units can run on an angle up to 300, with no capacity loss. Single plate Dual plate Custom cold plate Line kits come Included with every unit Reusable Couplings Automatic Over Sized Thermostat Air Cooled Condenser