Convert propane combi-boiler with air source heat pump

Hi like-minded people! I live at 8000 ft amsl in SW Colorado and have a pv system that powers my home utilizing our utility’s net metering program. But, I rely… Hi like-minded people! I live at 8000 ft amsl in SW Colorado and have a pv system that powers my home utilizing our utility’s net metering program. But, I rely…Read MoreGreenBuildingAdvisor