From hvac-certification-exam-guide.com br br This practice exam is designed to reinforce the learning and confidence for HVAC students, helping them pass the NATEICE certification exam the first time. Becoming a Certified HVAC Technician requires training and the ability to effectively prepare and write the final certification examinations. This unique prep tool allows students to both test their acquired technical knowledge and practice writing a mock exam within the constraints of time. br br This practice exam may be helpful to study for these NATEICE certification test: Gas Furnace Installation (GS-IN), Gas Furnace Service (GS-SV), Hydronics Gas - Installation (HG-IN), Hydronics Gas Service (HG-SV), Hydronics Oil - Installation (HO-IN), Hydronics Oil Service (HO-SV) and ARI-ICE. The main topics covered in this Gas Heating Certification - Practice Exam #1 are: br br • Safety, Hand and Tools, Basic Electricity and Testing Instruments br • Properties, Characteristics and Safe Handling of Fuel Gases br • Chemistry and Fundamentals of Gas and Air Combustion br • Piping and Tubing Systems br • Gas Appliances, Gas Furnace, Controls and Components.