A focused, exam-calibrated study guide for the NCEES PE Mechanical – HVAC and Refrigeration Depth exam. This book covers air distribution and duct system design, piping system design, air handling units and packaged systems, cooling and heating load calculations, psychrometrics, refrigeration cycles and equipment, cooling towers, chillers and boilers, ASHRAE 62.1 ventilation and indoor air quality, ASHRAE 55 thermal comfort, ASHRAE 90.1 energy compliance, control loops (PID, economizer logic, pressure control), and building automation systems. Each chapter pairs a concise technical review with worked practice problems in NCEES computer-based-exam style. The book concludes with a full-length, 80-question practice exam and 40 additional high-difficulty questions, all with fully worked, step-by-step solutions — plus a complete formula and conversion appendix, quick-reference tables, fan and pump law summaries, troubleshooting guides, and an exam-day strategy checklist. Written for engineers preparing for the Mechanical PE exam's HVAC & Refrigeration depth module, whether reviewing fundamentals for the first time or doing a final pass of practice problems before exam day.
