The first forklift of the shift stops at a cold room door that will not move. Someone goes to find a pry bar, someone else checks the refrigeration plant, and nobody touches the one thing that matters: the sealed joint where the ice is getting in. That scene repeats in cold stores everywhere, and it is almost always read backwards.
We engineer these doors in-house, and the questions below are the ones our sales engineers answer before every order. Cold room door freezing is not a hygiene problem or a refrigeration fault. It is the visible symptom of moist air reaching surfaces below freezing, and that air only enters along leak paths you can inspect by hand. The fix follows the same order as the diagnosis. This guide covers why ice forms, which four leak pat