Yeah, I wish I could find any non flammable insulation, that would be the easiest. I looked quite a bit. The only thing that seems to exist is radiant barriers.
Thanks! I thought I had read that spray foam was flammable, but it looks like it's a fire retardant? So I shouldn't need to cover it? And it solves me having to worry about vapor barrier issues. I'll look more into it.
My worry with the ceiling is that 20 ft is too long for ceiling members to cross the span from what I have read on other threads on this site.
My first thought with the garage was just to add some roof vents, but I was hoping I could add a minisplit to make the garage really usable in the...
The wall behind me in the picture is 2/3 attached to the house. I am mostly worried about wildfire, not garage fire as I live in a high wildfire risk zone. There is no sheathing on the outside of the walls, just horizontal siding. I have been caulking the gaps in the siding for bug and fire...
I am looking to insulate the garage in my new house so that it doesn't get so much hotter than the outside every day and possibly allow for adding a minisplit make it actually bearable on the summer. (Southern California)
The garage has no ceiling joists (just some full width tension beams)...