Building Envelope Series Buildings that leak can cost you time and money. Take this seven-course series on the Building Envelope components to receive 22 AIA/CES Learning Units. MEP Fundamentals Series Learn to speak the language of the MEP systems. Take this seven-course series to learn about MEP systems, equipment and documents, and receive 14.5 AIA/CES Learning Units. OSHA 30-Hour Course - 100 Percent Online Designed to help you recognize safety hazards on the job, upon passing this course, you will receive an OSHA 30-Hour Card.