Please note: This class is NOT in the subscription catalog. It may be purchased here “ala-carte” or on the NFI Price list as part of a manual, exam and online review class package at www.nficertified.org. This is the NFI Review class that was offered at HPBExpo 2014. It is designed to review the material presented in the 5th Edition Hearth Gas Reference Manual. There were two instructors that taught the class at Expo. Both recordings are packaged together. You can view one, both, or any parts of either presentation.