The Red Book

This book is designed for the field technician and office professional that needs fast access to heating and cooling terms, formulas, equation, charts and reminders on how to design, install, start-up and repair a heating cooling system.

Patrick Allen Johnston has an Associate of Applied Science in HVAC/R from College of Southern Idaho and a Bachelors of Science in Adult Education from Southern Illinois University. Pat has spent the last 35 years involved in the HVAC/R industry performing as a sheet metal worker, installer, service technician, service manager, manufactures support manager, instructor, and teacher.