Can I connect more than one All-Weather 120V heat pump to the app? December 03, 2024 15:41 Updated Yes, you can add multiple All-Weather 120V heat pumps to the app. Related articles How do I access the set temperature screen? How often should I clean the All-Weather 120V heat pump's air filter? What is the back button used for? What room size is the All-Weather 120V heat pump designed to cover? What is the CEER and HEER of the All-Weather 120V heat pump?