Solar Water Heater Energy3D Forum › Forums › Energy3D Questions › Solar Water Heater This topic contains 1 reply, has 2 voices, and was last updated by Charles Xie 1 year, 8 months ago. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts February 12, 2018 at 11:07 am #45 GLDIIIParticipant I am unable to install a solar water heater…Is this function working? February 12, 2018 at 1:27 pm #46 Charles XieKeymaster Solar water heaters haven’t been supported yet. The button is grayed out. But it is on my list. It should not take too long for me to add it. When do you need it? Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic.