Mar 12, 2026  
NIACC Catalog 2025-2026 
    
NIACC Catalog 2025-2026

HCR - 705 Technical Graphics


(2 s.h.)

Prerequisite: HCR - 150 Commercial Heating Systems .
Corequisite: HCR - 510 Sheet Metal Fabrication  or instructor permission.
This course provides students with the foundational skills in blueprint reading essential for the HVAC (Heating, Ventilation, and Air Conditioning) industry. Emphasizing blueprint reading, schematic interpretation, and system layout design, students will learn how to create, interpret, and modify technical drawings. The course will cover piping layouts, ductwork systems, and equipment placements while focusing on HVAC-specific symbols and standards. 

Lecture Hours: 30
Lab Hours: 0
Clinical Hours: 0
Work Experience Hours: 0

Equivalent to 91-124, HVAC-801.