Freezer Cleaner 5 Gallon: When you need to clean a refrigerator, walk-in refrigerator, or freezer, how do you accomplish this task without having to shut it down and potentially allow food to spoil? Our mighty, one of a kind solvent, surfactant, detergent combination quickly and effectively cleans stubborn fat, grease, and oil without the need to defrost. It liquefies grime and rinses clean at below zero temperatures. An additional benefit of this liquid is it melts pesky ice formations. This non-corrosive formula can be implemented safely on concrete, tile, block, stainless steel, iron, aluminum, and most metal. With the extra cleaning power of ammonia.