The testing of leakage present within installed ductwork can ensure the ductwork associated with a system is properly installed.” to state:  Testing for duct air leakage helps ensure proper system installation and dramatically reduce operational expenses associated with an HVAC system. 

Excessive leakage can create result in:

• The improper cooling / heating of conditioned spaces.
• Unnecessary cooling / heating of non-conditioned spaces.
• Increased operating costs.    
• Space or building pressurization issues.