I've never even seen double paned glass doors. That seems like the obvious first step if you care about insulation. (Hmm, never say never, I guess I probably ha

I've never even seen double paned glass doors. That seems like the obvious first step if you care about insulation. (Hmm, never say never, I guess I probably have, I'll have to check walgreens next time I stop in to see how insulated the old doors are.)