Merchandiser cases come in many sizes ranging from 3 doors and up. Merchandisers come with refrigeration equipment that will have to be installed by a licensed HVAC/R technician. All Pro Coolers is not responsible for refrigeration installation. All merchandiser cases come with a 6-month warranty for parts. This final price includes merchandiser and delivery only, does not include installation (bringing them inside) into location. These units are not new they are reconditioned.