What are the dimensions of the All-Weather 120V heat pump? December 03, 2024 16:22 Updated The indoor half of the unit measures 25.5"W x 8.75"D x 24"H, and the outdoor half of the unit measures 25.5"W x 14"D x 24"H. Related articles Can I install this through the wall? How wide must my window be to fit the All-Weather 120V heat pump? What windows is the All-Weather 120V heat pump compatible with? How do you insulate with the All-Weather 120V heat pump in the window? What about the top of the window that is moveable/slideable? My remote stopped working, even after I replaced the batteries, what should I do?