Ginny Bartolone began writing DIY and home improvement guides nearly 10 years ago, covering everything from energy-efficient appliances to cracked foundations. Whether she's compiling cost information ...

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 ...

SACRAMENTO, Calif. - The Small HVAC System Design Guide, produced by the California Energy Commission (CEC), offers design guidance on how to improve the installed performance of small packaged ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

Federal energy data shows widespread HVAC installation issues, with airflow and duct design often limiting system performance during winter demand. Proper airflow is essential to system performance.