Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

Ductwork is being replaced because of failure due to normal wear and tear. What requirements apply to the replacement duct?

April 26, 2017duct ductwork failure normal replacement requirements tear wear

0

Posted

Ductwork is being replaced because of failure due to normal wear and tear. What requirements apply to the replacement duct?

1 Answer

0

Posted

This is an alteration since no new conditioned space is being added. The mandatory measures for ducts apply. If more than 40 feet of duct is replaced, Package D duct insulation and sealing requirements also apply which require diagnostic testing of the whole duct system.