I went with windows, I like the light, and being able to see who is pulling up.
I went the Ideal R12 from Menards for a "budget friendly" option.
Self install was straight forward and done in a afternoon.
I keep my garage warm most of time and I have been pleased with my door for the last year!
Spent some time this weekend with Dads Wilton Shop King.
It's been on his bench my entire life, and now it will be on mine.
Nothing fancy or rare, but a nice piece to have around!
https://www.garagejournal.com/forum/picture.php?albumid=7279&pictureid=100833...
I bought this last spring, probably run a couple of thousand nails thru it with zero problems.
NuMax SFR2190 Pneumatic 21 Degree 3-1/2" Full Round Head Framing Nailer
about 80 bucks on Amazon...