What Actually Makes an HVAC System Energy-Efficient?
These ratings translate to seasonal and steady-state efficiency for cooling and heating. Higher SEER2 and EER2 mean less electricity for cooling, while HSPF2 reflects heat pump heating efficiency. Compare labels, not marketing. Share your unit’s ratings below and ask questions about reasonable upgrade targets.
What Actually Makes an HVAC System Energy-Efficient?
Modern variable-speed heat pumps deliver high efficiency and precise comfort, often beating furnaces on operating cost where electricity is clean and affordable. In colder climates, cold-climate models shine. What’s your winter experience? Comment with your region and how your system handles cold snaps.