Gas Fired Warm Air Furnaces - AIR 257 at Northern Virginia Community College


         
 
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AIR 257 - Gas Fired Warm Air Furnaces
Covers the study of mid and high efficiency gas-fired warm air furnaces and their components. Includes equipment components, installation, servicing and maintenance.
Lecture 2-3 hours. Laboratory 2-3 hours. Total 4-6 hours per week.
Prerequisite: AIR 155.
3-4 credits

Schedule at Northern Virginia Community College

Spring 2025 ➜

Class # Section Credits Day Time Start Location Mode
28456 AIR 257-01YW 4
 M     
4:00 p.m.-6:55 p.m.
 2025-01-21 Woodbridge P
Hybrid Course
50% of class time meets in person, on campus; students are expected to attend class in person on the days and times listed on the schedule. 50% of class work is completed online, independently, via CANVAS. Reliable internet access and a computer are required.
Fifteen Week
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