AIR 251

Air Conditioning Systems I

Northern Virginia Community College · UGRD · Fall 2026

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Studies air conditioning, sizing selection, and application, servicing, repairing of coils and compressors. Includes troubleshooting the cooling system. Studies piping design and sizing, installation, condensers and water towers. Includes valves, strainers and accessories, duct systems and air distribution design and their relationship with volume, static pressure and velocity. Part I of II.Lecture 3 hours. Laboratory 3 hours. Total 6 hours per week. An additional career and technical education course specific fee of $25.00 per credit hour applies to this course. The price is discounted 50% to $12.50 per credit hour for the 2026-27 academic year only.

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Class #northern_virginia-0057Fall 2026UGRD4 credits
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