As HVAC ductwork ages, it is subject to surface moisture, corrosion and leaks that not only reduce the HVAC system’s efficiency but often damage the building’s infrastructure and furnishings. In ...

As a rule, temporary HVAC is left up to the imagination of the contractor, and it is usually based on carrying a bare minimum cost to the project. I have even experienced HVAC subcontractors carrying ...

Mike De Socio is a CNET contributor who writes about energy, personal finance, electric vehicles and climate change. He's also the author of the nonfiction book, "Morally Straight: How the Fight for ...