This HERS Advanced Rater Training course provides an introduction to Manual D duct sizing principals, fundamentals and hand calculations. Sizing steps relevant to Manual D are covered and calculations for pressure drop to friction rate, pressure and air movement, return air and transfer grill sizing are discussed.

LEARNING OBJECTIVES:

Upon completing this course:

• Students will understand the steps to determine building load
• Students will understand basic principals of residential duct sizing
• Students will understand how to perform hand calculations used in the Manual D worksheet

Credits

AIA 1