What are the types of zipping used in HVAC design?

In HVAC design, zipping refers to the methods used for creating duct systems. The correct answer highlights the two primary types of duct design that professionals utilize: manual duct design and computerized duct design.

Manual duct design involves traditional techniques where engineers or designers calculate and draft duct layouts by hand using formulas and standard design practices. This method requires a solid understanding of airflow dynamics, resistance, and duct sizing principles. While it can be effective, it is often more time-consuming and prone to human error.

On the other hand, computerized duct design employs software tools specifically meant for HVAC systems. These programs allow for more accurate calculations, faster design iterations, and the ability to simulate airflow dynamics and other factors that impact system performance. The use of software enhances efficiency and often results in more optimized designs.

Both methods are essential in the HVAC industry as they cater to different project requirements and resource availability. The integration of both manual and computerized approaches allows for flexibility and efficiency in HVAC design, making them an important part of the overall process.