Yeah I was thinking 2-ton as well, but could pretty easily talk myself into a 3-ton. The main issue is that the double door is our primary door and it gets opened/closed 5 times a day or more. The doors are insulated and walls are too, so that helps. But you park two huge thermal masses in there...
Hey guys, great thread here! I'm kicking tires on a DIY mini split and need some help determining the size of unit I need. I'm in Texas so it's HOT and want a unit in my garage where I have a golf simulator setup. It's about 750 square feet with a 12' ceiling. I have living space above, so that...