Heating and cooling companies are busy repairing broken heating systems during the First Alert Weather Days for severe cold.

If freezing weather is heading your way and you haven't already been running your HVAC system nonstop, there's one thing you ...

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.

A spate of frigid temperatures across much of the country will present a test for schools' aging heating systems.