Gas Technician IIB HVAC 9055 Email to a Friend Our Gas Technician IIB course covers the final seven modules (18 through 24) that provide the knowledge and skills required to complete the Technical Standards and Safety Authority (TSSA) training curriculum for the level of Gas Technician II. In combination with our HVAC 9054 (Gas Technician IIA) course, this course prepares you to write our EX 02 TSSA Gas Technician II Exam. Examine water heaters, combo systems, portable water heating systems, forced warm air heating systems, base heating, decorative appliances, venting practices, forced air add-on devices and air handling systems. Prerequisite(s) You must have completed our HVAC 9054 Gas Technician IIA course. Contact Information 416-415-5000, ext. 4861 email@example.com Course Section(s) Available Class dates and registration for the upcoming year (September 2017 to August 2018) will be available on this website in early July 2017. Please visit this page again at that time. Some courses require you to purchase a textbook. The cost of the textbook is not included in the course fee unless otherwise indicated. If there is a textbook assigned for this course, it will be listed on the bookstore website.