A Humbling Excersize in Minimization

[Snax]

Just based on the specific heat of air vs. other solid masses, I would think that very little energy is actually lost during brief door openings.

So what are you doing to improve your refrigerator performance?

We are planning to purchase a chest freezer to be placed in our garage, but we are going to wrap it with 2-3" rigid foam which I am guessing will about double the insulation factor for it.