Oasis« water coolers are manufactured with a heavy gauge steel frame which provides durable and quiet operation. They feature a 5-year limited warranty on the sealed refrigeration system and most component parts. All waterways are constructed of lead free materials and HFC 134A is used as a refrigerant. No CFCs are used. All units are standard tan sandstone finish. Drinking water temperature is 50¦F/10¦C. Certified for sale in Canada by an accredited certification body ; Constructed of 18 gauge steel cabinet with 16 gauge steel base. Handsome yet rugged design allows for installation in any environment.