Calibrating your grill thermometer Sept 5, 2006 20:23:58 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by BBQ Butcher on Sept 5, 2006 20:23:58 GMT -5 First you'll need to know the boiling point of water in your area and then adjust your thermometer accordingly.Follow the link for instructions www.primogrill.com/boiling.htm