HVAC Tutorial

SAMPLE JOB Sketch of a hypothetical job that has round, square, air distribution and miscellaneous items.
JOB TAKEOFF Shows the Greggway method of taking off a job.
USERS INPUT The user's entry into the computer.
JOB REPORTS The reports generated by Greggway.
TAKEOFF ITEMS Definition of the Greggway input codes. (HE=square throated elbow, FD=fire damper, etc)
FORMS Round, square, air distribution and miscellaneous forms that may be printed.